MUNDER FUNDS TRUST
NSAR-B, 1999-08-27
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<PAGE>      PAGE  1
000 B000000 06/30/1999
000 C000000 855022
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 THE MUNDER FUNDS TRUST
001 B000000 811-5899
001 C000000 2486479201
002 A000000 480 PIERCE STREET
002 B000000 BIRMINGHAM
002 C000000 MI
002 D010000 48009
003  000000 N
004  000000 N
005  000000 N
006  000000 N
007 A000000 Y
007 B000000 15
007 C010100  1
007 C020100 CASH INVESTMENT FUND
007 C030100 N
007 C010200  2
007 C020200 TAX-FREE MONEY MARKET FUND
007 C030200 N
007 C010300  3
007 C020300 U.S. TREASURY MONEY MARKET FUND
007 C030300 N
007 C010400  4
007 C010500  5
007 C020500 ACCELERATING GROWTH FUND
007 C030500 Y
007 C010600  6
007 C020600 SMALL COMPANY GROWTH FUND
007 C030600 N
007 C010700  7
007 C020700 INDEX 500 FUND
007 C030700 N
007 C010800  8
007 C020800 INTERNATIONAL EQUITY FUND
007 C030800 N
007 C010900  9
007 C020900 INTERMEDIATE BOND FUND
007 C030900 N
007 C011000 10
007 C021000 BOND FUND
007 C031000 N
007 C011100 11
<PAGE>      PAGE  2
007 C021100 TAX-FREE INTERMEDIATE BOND FUND
007 C031100 N
007 C011200 12
007 C021200 BALANCED FUND
007 C031200 N
007 C011300 13
007 C021300 MICHIGAN TAX-FREE BOND FUND
007 C031300 N
007 C011400 14
007 C021400 GROWTH & INCOME FUND
007 C031400 N
007 C011500 15
007 C021500 U.S. GOVERNMENT INCOME FUND
007 C031500 N
007 C011600 16
007 C021600 TAX-FREE BOND FUND
007 C031600 N
007 C011700 17
007 C011800 18
007 C011900 19
007 C012000 20
008 A00AA01 MUNDER CAPITAL MANAGEMENT
008 B00AA01 A
008 C00AA01 801-32415
008 D01AA01 BIRMINGHAM
008 D02AA01 MI
008 D03AA01 48009
008 D04AA01 3043
010 A00AA01 STATE STREET BANK AND TRUST CO.
010 B00AA01 85-05003
010 C01AA01 BOSTON
010 C02AA01 MA
010 C03AA01 02109
010 A00AA02 FUNDS DISTRIBUTOR, INC.
010 B00AA02 8-20518
010 C01AA02 BOSTON
010 C02AA02 MA
010 C03AA02 02109
011 A00AA01 FUNDS DISTRIBUTOR, INC.
011 B00AA01 8-20518
011 C01AA01 BOSTON
011 C02AA01 MA
011 C03AA01 02109
012 A00AA01 FIRST DATA INVESTOR SERVICES GROUP, INC.
012 B00AA01 84-1761
012 C01AA01 WESTBOROUGH
012 C02AA01 MA
012 C03AA01 01581
013 A00AA01 ERNST & YOUNG LLP
013 B01AA01 BOSTON
013 B02AA01 MA
<PAGE>      PAGE  3
013 B03AA01 02116
014 A00AA01 COMERICA SECURITIES, INC.
014 B00AA01 8-999
014 A00AA02 LPM INVESTMENT SERVICES, INC.
014 B00AA02 8-999
015 A00AA01 COMERICA BANK
015 B00AA01 C
015 C01AA01 DETROIT
015 C02AA01 MI
015 C03AA01 48226
015 E03AA01 X
015 A00AA02 STATE STREET BANK
015 B00AA02 S
015 C01AA02 BOSTON
015 C02AA02 MA
015 C03AA02 02109
015 E01AA02 X
015 A00AA03 CITIBANK, N.A.
015 B00AA03 S
015 C01AA03 BUENOS AIRES
015 D01AA03 ARGENTINA
015 E04AA03 X
015 A00AA04 WESTPAC BANKING CORPORATION
015 B00AA04 S
015 C01AA04 MELBOURNE
015 D01AA04 AUSTRALIA
015 E04AA04 X
015 A00AA05 ERSTE BANK DER OESTERREICHISCHEN SPARKASEN AG
015 B00AA05 S
015 C01AA05 VIENNA
015 D01AA05 AUSTRIA
015 E04AA05 X
015 A00AA06 THE BRITISH BANK OF THE MIDDLE EAST
015 B00AA06 S
015 C01AA06 MANAMA
015 D01AA06 BAHRAIN
015 E04AA06 X
015 A00AA07 STANDARD CHARTERED BANK
015 B00AA07 S
015 C01AA07 DHAKA
015 D01AA07 BANGLADESH
015 E04AA07 X
015 A00AA08 GENERAL BANK
015 B00AA08 S
015 C01AA08 BRUSSELS
015 D01AA08 BELGIUM
015 E04AA08 X
015 A00AA09 THE BANK OF BERMUDA LIMITED
015 B00AA09 S
015 C01AA09 HAMILTON
015 D01AA09 BERMUDA
<PAGE>      PAGE  4
015 E04AA09 X
015 A00AA10 BARCLAYS BANK OF BOTSWANA LIMITED
015 B00AA10 S
015 C01AA10 GABORONE
015 D01AA10 BOTSWANA
015 E04AA10 X
015 A00AA11 CITIBANK, N.A.
015 B00AA11 S
015 C01AA11 SAO PAULO
015 D01AA11 BRAZIL
015 E04AA11 X
015 A00AA12 CANADA TRUSTCO MORTGAGE COMPANY
015 B00AA12 S
015 C01AA12 TORONTO
015 D01AA12 CANADA
015 E04AA12 X
015 A00AA13 CITIBANK, N.A.
015 B00AA13 S
015 C01AA13 SANTIAGO
015 D01AA13 CHILE
015 E04AA13 X
015 A00AA14 THE HONGKONG AND SHANGHAI BANKING CORP. LTD
015 B00AA14 S
015 C01AA14 SHANGHAI
015 D01AA14 CHINA
015 E04AA14 X
015 A00AA15 THE HONGKONG AND SHANGHAI BANKING CORP. LTD.
015 B00AA15 S
015 C01AA15 SHENZHEN
015 D01AA15 CHINA
015 E04AA15 X
015 A00AA16 CITITRUST COLOMBIA S.A. SOCIEDAD FIDUCIARIA
015 B00AA16 S
015 C01AA16 BOGOTA
015 D01AA16 COLOMBIA
015 E04AA16 X
015 A00AA17 BACLAYS BANK PLC CYPRUS
015 B00AA17 S
015 C01AA17 NICOSIA
015 D01AA17 CYPRUS
015 E04AA17 X
015 A00AA18 CESKOSLOVENSKA OBCHODNI BANKA A.S.
015 B00AA18 S
015 C01AA18 PRAGUE
015 D01AA18 CZECH REPUBLIC
015 E04AA18 X
015 A00AA19 DEN DANSKE BANK
015 B00AA19 S
015 C01AA19 COPENHAGEN
015 D01AA19 DENMARK
015 E04AA19 X
<PAGE>      PAGE  5
015 A00AA20 CITIBANK, N.A.
015 B00AA20 S
015 C01AA20 QUITO
015 D01AA20 ECUADOR
015 E04AA20 X
015 A00AA21 NATIONAL BANK OF EGYPT
015 B00AA21 S
015 C01AA21 CAIRO
015 D01AA21 EGYPT
015 E04AA21 X
015 A00AA22 MERITA BANK LTD.
015 B00AA22 S
015 C01AA22 HELSINKI
015 D01AA22 FINLAND
015 E04AA22 X
015 A00AA23 BANQUE PARIBAS
015 B00AA23 S
015 C01AA23 PARIS
015 D01AA23 FRANCE
015 E04AA23 X
015 A00AA24 DRESDNER BANK AG
015 B00AA24 S
015 C01AA24 FRANKFURT
015 D01AA24 GERMANY
015 E04AA24 X
015 A00AA25 BARCLAYS BANK OF GHANA LIMITED
015 B00AA25 S
015 C01AA25 ACCRA
015 D01AA25 GHANA
015 E04AA25 X
015 A00AA26 NATIONAL BANK OF GREECE S.A.
015 B00AA26 S
015 C01AA26 ATHENS
015 D01AA26 GREECE
015 E04AA26 X
015 A00AA27 STANDARD CHARTERED BANK
015 B00AA27 S
015 C01AA27 HONG KONG
015 D01AA27 HONG KONG
015 E04AA27 X
015 A00AA28 CITIBANK BUDAPEST RT.
015 B00AA28 S
015 C01AA28 BUDAPEST
015 D01AA28 HUNGARY
015 E04AA28 X
015 A00AA29 DEUTSCHE BANK AG
015 B00AA29 S
015 C01AA29 BOMBAY
015 D01AA29 INDIA
015 E04AA29 X
015 A00AA30 THE HONGKONG AND SHANGHAI
<PAGE>      PAGE  6
015 B00AA30 S
015 C01AA30 MUMBAI
015 D01AA30 INDIA
015 E04AA30 X
015 A00AA31 STANDARD CHARTERED BANK
015 B00AA31 S
015 C01AA31 JAKARTA
015 D01AA31 INDONESIA
015 E04AA31 X
015 A00AA32 BANK OF IRELAND
015 B00AA32 S
015 C01AA32 DUBLIN
015 D01AA32 IRELAND
015 E04AA32 X
015 A00AA33 BANK HAPOALIM B.M.
015 B00AA33 S
015 C01AA33 TEL AVIV
015 D01AA33 ISRAEL
015 E04AA33 X
015 A00AA34 BANQUE PARIBAS
015 B00AA34 S
015 C01AA34 MILANO
015 D01AA34 ITALY
015 E04AA34 X
015 A00AA35 SOCIETE GENERALE DE BANQUES EN COTE D'IVOIRE
015 B00AA35 S
015 C01AA35 ABIDJAN
015 D01AA35 IVORY COAST
015 E04AA35 X
015 A00AA36 THE DAIWA BANK, LIMITED
015 B00AA36 S
015 C01AA36 TOKYO
015 D01AA36 JAPAN
015 E04AA36 X
015 A00AA37 THE FUJI BANK, LIMITED
015 B00AA37 S
015 C01AA37 TOKYO
015 D01AA37 JAPAN
015 E04AA37 X
015 A00AA38 THE SUMITOMO TRUST & BANKING CO., LTD.
015 B00AA38 S
015 C01AA38 TOKYO
015 D01AA38 JAPAN
015 E04AA38 X
015 A00AA39 THE BRITISH BANK OF THE MIDDLE EAST
015 B00AA39 S
015 C01AA39 AMMAN
015 D01AA39 JORDAN
015 E04AA39 X
015 A00AA40 BARCLAYS BANK OF KENYA LIMITED
015 B00AA40 S
<PAGE>      PAGE  7
015 C01AA40 NAIROBI
015 D01AA40 KENYA
015 E04AA40 X
015 A00AA41 SEOULBANK
015 B00AA41 S
015 C01AA41 SEOUL
015 D01AA41 KOREA
015 E04AA41 X
015 A00AA42 THE  BRITISH BANK OF THE MIDDLE EAST
015 B00AA42 S
015 C01AA42 BEIRUT
015 D01AA42 LEBANON
015 E04AA42 X
015 A00AA43 STANDARD CHARTERED BANK MALAYSIA BERHAD
015 B00AA43 S
015 C01AA43 KUALA LUMPUR
015 D01AA43 MALAYSIA
015 E04AA43 X
015 A00AA44 THE HONGKONG AND SHANGHAI BANKING CORPORATION
015 B00AA44 S
015 C01AA44 PORT LOUIS
015 D01AA44 MAURITIUS
015 E04AA44 X
015 A00AA45 CITIBANK MEXICO, S.A.
015 B00AA45 S
015 C01AA45 MEXICO CITY
015 D01AA45 MEXICO
015 E04AA45 X
015 A00AA46 BANQUE COMMERCIALE DU MAROC
015 B00AA46 S
015 C01AA46 CASABLANCA
015 D01AA46 MOROCCO
015 E04AA46 X
015 A00AA47 MEESPIERSON N.V.
015 B00AA47 S
015 C01AA47 AMSTERDAM
015 D01AA47 NETHERLANDS
015 E04AA47 X
015 A00AA48 ANZ BANKING GROUP LIMITED
015 B00AA48 S
015 C01AA48 WELLINGTON
015 D01AA48 NEW ZEALAND
015 E04AA48 X
015 A00AA49 CHRISTIANIA BANK OF KREDITKASSE
015 B00AA49 S
015 C01AA49 OSLO
015 D01AA49 NORWAY
015 E04AA49 X
015 A00AA50 THE BRITISH BANK OF THE MIDDLE EAST
015 B00AA50 S
015 C01AA50 OMAN
<PAGE>      PAGE  8
015 D01AA50 OMAN
015 E04AA50 X
015 A00AA51 DEUTSCHE BANK AG
015 B00AA51 S
015 C01AA51 KARACHI
015 D01AA51 PAKISTAN
015 E04AA51 X
015 A00AA52 CITIBANK, N.A.
015 B00AA52 S
015 C01AA52 LIMA
015 D01AA52 PERU
015 E04AA52 X
015 A00AA53 STANDARD CHARTERED BANK
015 B00AA53 S
015 C01AA53 MANILA
015 D01AA53 PHILIPPINES
015 E04AA53 X
015 A00AA54 CITIBANK POLAND S.A.
015 B00AA54 S
015 C01AA54 WARSAW
015 D01AA54 POLAND
015 E04AA54 X
015 A00AA55 BANCO COMERCIAL PORTUGUES
015 B00AA55 S
015 C01AA55 LISBON
015 D01AA55 PORTUGAL
015 E04AA55 X
015 A00AA56 ING BANK N.V.-BUCHAREST
015 B00AA56 S
015 C01AA56 BUCHAREST
015 D01AA56 ROMANIA
015 E04AA56 X
015 A00AA57 CREDIT SUISSE FIRST BOSTON, ZURICH VIA CREDIT
015 B00AA57 S
015 C01AA57 MOSCOW
015 D01AA57 RUSSIA
015 E04AA57 X
015 A00AA58 THE DEVELOPMENT BANK OF SINGAPORE LTD.
015 B00AA58 S
015 C01AA58 SINGAPORE
015 D01AA58 SINGAPORE
015 E04AA58 X
015 A00AA59 CESKOSLOVENSKA OBCHODNA BANKA A.S.
015 B00AA59 S
015 C01AA59 BRATISLAVA
015 D01AA59 SLOVAK REPUBLIC
015 E04AA59 X
015 A00AA60 STANDARD BANK OF SOUTH AFRICA LIMITED
015 B00AA60 S
015 C01AA60 JOHANNESBURG
015 D01AA60 SOUTH AFRICA
<PAGE>      PAGE  9
015 E04AA60 X
015 A00AA61 BANCO SANTANDER, S.A.
015 B00AA61 S
015 C01AA61 MADRID
015 D01AA61 SPAIN
015 E04AA61 X
015 A00AA62 THE HONGKONG AND SHANGHAI BANKING CORP. LTD.
015 B00AA62 S
015 C01AA62 COLOMBO
015 D01AA62 SRI LANKA
015 E04AA62 X
015 A00AA63 BARCLAYS BANK OF SWAZILAND LIMITED
015 B00AA63 S
015 C01AA63 MBABANE
015 D01AA63 SWAZILAND
015 E04AA63 X
015 A00AA64 SKANDINAVISKA ENSKILDA BANKEN
015 B00AA64 S
015 C01AA64 STOCKHOLM
015 D01AA64 SWEDEN
015 E04AA64 X
015 A00AA65 UNION BANK OF SWITZERLAND
015 B00AA65 S
015 C01AA65 ZURICH
015 D01AA65 SWITZERLAND
015 E04AA65 X
015 A00AA66 CENTRAL TRUST OF CHINA
015 B00AA66 S
015 C01AA66 TAIPEI
015 D01AA66 TAIWAN-R.O.C.
015 E04AA66 X
015 A00AA67 STANDARD CHARTERED BANK
015 B00AA67 S
015 C01AA67 BANGKOK
015 D01AA67 THAILAND
015 E04AA67 X
015 A00AA68 CITIBANK, N.A
015 B00AA68 S
015 C01AA68 ISTANBUL
015 D01AA68 TURKEY
015 E04AA68 X
015 A00AA69 STATE STREET BANK AND TRUST COMPANY
015 B00AA69 S
015 C01AA69 LONDON
015 D01AA69 UNITED KINGDOM
015 E04AA69 X
015 A00AA70 CITIBANK, N.A.
015 B00AA70 S
015 C01AA70 MONTEVIDEO
015 D01AA70 URUGUAY
015 E04AA70 X
<PAGE>      PAGE  10
015 A00AA71 CITIBANK, N.A.
015 B00AA71 S
015 C01AA71 CARACAS
015 D01AA71 VENEZUELA
015 E04AA71 X
015 A00AA72 BARCLAYS BANK OF ZAMBIA LIMITED
015 B00AA72 S
015 C01AA72 LUSAKA
015 D01AA72 ZAMBIA
015 E04AA72 X
015 A00AA73 BACLAYS BANK OF ZIMBABWE LIMITED
015 B00AA73 S
015 C01AA73 HARARE
015 D01AA73 ZIMBABWE
015 E04AA73 X
018  00AA00 Y
019 A00AA00 Y
019 B00AA00   45
019 C00AA00 MUNDERFUND
020 A000001 MERRILL, LYNCH, PIERCE, FENNER & SMITH INC.
020 B000001 13-5674085
020 C000001    100
020 A000002 GOLDMAN, SACHS & CO.
020 B000002 13-5108880
020 C000002     83
020 A000003 PRUDENTIAL SECURITIES INC.
020 B000003 22-2347336
020 C000003     59
020 A000004 INSTINET INVESTMENT SERVICES
020 B000004 13-2596491
020 C000004     50
020 A000005 LEHMAN BROTHERS INC.
020 B000005 13-2518466
020 C000005     46
020 A000006 NATIONSBANK
020 B000006 75-0520130
020 C000006     45
020 A000007 DONALDSON, LUFKIN & JENRETTE
020 B000007 13-2741729
020 C000007     41
020 A000008 CS FIRST BOSTON CORP
020 B000008 13-5659485
020 C000008     41
020 A000009 BEAR, STEARNS & CO. INC.
020 B000009 13-4946705
020 C000009     39
020 A000010 JEFFERIES & CO.
020 B000010 95-2622900
020 C000010     37
021  000000     1010
022 A000001 STATE STREET BANK & TRUST CO.
<PAGE>      PAGE  11
022 B000001 04-1867447
022 C000001  19234699
022 D000001         0
022 A000002 LEHMAN BROTHERS INC.
022 B000002 13-2518466
022 C000002  17736962
022 D000002    101745
022 A000003 GENERAL MOTORS ACCEPTANCE
022 C000003   5673751
022 D000003         0
022 A000004 MORGAN (J.P.) SECURITIES INC.
022 B000004 13-3224016
022 C000004   5195349
022 D000004     10303
022 A000005 CHASE MANHATTAN BANK
022 B000005 13-3112953
022 C000005   3721655
022 D000005      5031
022 A000006 MERRILL, LYNCH, PIERCE, FENNER & SMITH INC.
022 B000006 13-5674085
022 C000006   2575691
022 D000006     24647
022 A000007 GOLDMAN SACHS & CO.
022 B000007 13-5108880
022 C000007    876583
022 D000007     44879
022 A000008 SOCIETE GENERAL
022 C000008    650000
022 D000008         0
022 A000009 SALOMON BROTHERS, INC.
022 B000009 13-3082694
022 C000009    123827
022 D000009    139403
022 A000010 SANWA SECURITIES (USA) CO., L.P.
022 B000010 13-3046258
022 C000010    162000
022 D000010         0
023 C000000   57418791
023 D000000     977176
026 A000000 Y
026 B000000 Y
026 C000000 Y
026 D000000 Y
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027  000000 Y
037  00AA00 N
038  00AA00      0
<PAGE>      PAGE  12
039  00AA00 N
040  00AA00 Y
041  00AA00 Y
054 A00AA00 Y
054 B00AA00 Y
054 C00AA00 Y
054 D00AA00 N
054 E00AA00 N
054 F00AA00 N
054 G00AA00 Y
054 H00AA00 N
054 I00AA00 N
054 J00AA00 Y
054 K00AA00 N
054 L00AA00 N
054 M00AA00 Y
054 N00AA00 N
054 O00AA00 Y
055 A00AA00 N
055 B00AA00 N
056  00AA00 Y
057  00AA00 N
077 A000000 Y
077 C000000 Y
077 H000000 Y
077 Q010000 Y
078  000000 N
080 C00AA00        0
081 B00AA00   0
082 B00AA00        0
083 B00AA00        0
084 B00AA00        0
086 A010000      0
086 A020000      0
086 B010000      0
086 B020000      0
086 C010000      0
086 C020000      0
086 D010000      0
086 D020000      0
086 E010000      0
086 E020000      0
086 F010000      0
086 F020000      0
024  000100 Y
025 A000101 BANK OF NOVA SCOTIA
025 C000101 D
025 D000101   50000
025 A000102 SANWA BANK
025 B000102 94-1347393
025 C000102 D
<PAGE>      PAGE  13
025 D000102   49792
025 A000103 CHASE MANHATTAN BANK
025 B000103 13-3112953
025 C000103 D
025 D000103   50000
025 D000104       0
025 D000105       0
025 D000106       0
025 D000107       0
025 D000108       0
028 A010100    227649
028 A020100       503
028 A030100         0
028 A040100    229782
028 B010100    204983
028 B020100       510
028 B030100         0
028 B040100    228066
028 C010100    241650
028 C020100       433
028 C030100         0
028 C040100    284232
028 D010100    314293
028 D020100       425
028 D030100         0
028 D040100    265142
028 E010100    225720
028 E020100       429
028 E030100         0
028 E040100    265087
028 F010100    278316
028 F020100       402
028 F030100         0
028 F040100    250372
028 G010100   1492611
028 G020100      2701
028 G030100         0
028 G040100   1522681
028 H000100         0
029  000100 N
030 A000100      0
030 B000100  0.00
030 C000100  0.00
031 A000100      0
031 B000100      0
032  000100      0
033  000100      0
034  000100 N
035  000100      0
036 B000100      0
042 A000100   0
<PAGE>      PAGE  14
042 B000100   0
042 C000100   0
042 D000100   0
042 E000100   0
042 F000100   0
042 G000100   0
042 H000100 100
043  000100    318
044  000100      0
045  000100 Y
046  000100 N
047  000100 Y
048  000100  0.350
048 A010100        0
048 A020100 0.000
048 B010100        0
048 B020100 0.000
048 C010100        0
048 C020100 0.000
048 D010100        0
048 D020100 0.000
048 E010100        0
048 E020100 0.000
048 F010100        0
048 F020100 0.000
048 G010100        0
048 G020100 0.000
048 H010100        0
048 H020100 0.000
048 I010100        0
048 I020100 0.000
048 J010100        0
048 J020100 0.000
048 K010100        0
048 K020100 0.000
049  000100 N
050  000100 N
051  000100 N
052  000100 N
053 A000100 N
058 A000100 N
058 B000100 N
058 C000100 N
058 D000100 N
058 E000100 N
059  000100 Y
060 A000100 Y
060 B000100 Y
061  000100      250
062 A000100 Y
062 B000100   0.0
<PAGE>      PAGE  15
062 C000100   0.0
062 D000100   5.6
062 E000100   0.0
062 F000100  12.6
062 G000100   0.0
062 H000100   0.0
062 I000100  64.1
062 J000100   0.0
062 K000100   0.0
062 L000100  15.5
062 M000100   0.0
062 N000100   0.0
062 O000100   0.0
062 P000100   0.0
062 Q000100   0.0
062 R000100   0.0
063 A000100  53
063 B000100  0.0
064 A000100 N
064 B000100 N
066 A000100 N
067  000100 N
068 A000100 N
068 B000100 N
069  000100 N
070 A010100 Y
070 A020100 Y
070 B010100 N
070 B020100 N
070 C010100 N
070 C020100 N
070 D010100 N
070 D020100 N
070 E010100 N
070 E020100 N
070 F010100 N
070 F020100 N
070 G010100 N
070 G020100 N
070 H010100 N
070 H020100 N
070 I010100 N
070 I020100 N
070 J010100 Y
070 J020100 Y
070 K010100 Y
070 K020100 N
070 L010100 Y
070 L020100 N
070 M010100 N
070 M020100 N
<PAGE>      PAGE  16
070 N010100 Y
070 N020100 N
070 O010100 Y
070 O020100 N
070 P010100 Y
070 P020100 N
070 Q010100 N
070 Q020100 N
070 R010100 N
070 R020100 N
071 A000100         0
071 B000100         0
071 C000100         0
071 D000100    0
072 A000100 12
072 B000100    68101
072 C000100        0
072 D000100        0
072 E000100        0
072 F000100     4540
072 G000100     1375
072 H000100        0
072 I000100      282
072 J000100      267
072 K000100        0
072 L000100        0
072 M000100       45
072 N000100      121
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072 P000100        0
072 Q000100        0
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<PAGE>      PAGE  17
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<PAGE>      PAGE  18
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<PAGE>      PAGE  19
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<PAGE>      PAGE  20
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<PAGE>      PAGE  21
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<PAGE>      PAGE  22
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<PAGE>      PAGE  23
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<PAGE>      PAGE  24
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<PAGE>      PAGE  25
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<PAGE>      PAGE  26
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<PAGE>      PAGE  27
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<PAGE>      PAGE  28
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<PAGE>      PAGE  30
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<PAGE>      PAGE  31
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<PAGE>      PAGE  32
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<PAGE>      PAGE  33
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<PAGE>      PAGE  34
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<PAGE>      PAGE  35
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<PAGE>      PAGE  36
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<PAGE>      PAGE  37
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<PAGE>      PAGE  38
045  000700 Y
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<PAGE>      PAGE  39
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<PAGE>      PAGE  40
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<PAGE>      PAGE  41
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<PAGE>      PAGE  42
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<PAGE>      PAGE  43
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<PAGE>      PAGE  44
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<PAGE>      PAGE  45
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<PAGE>      PAGE  46
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<PAGE>      PAGE  47
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<PAGE>      PAGE  48
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<PAGE>      PAGE  49
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<PAGE>      PAGE  50
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<PAGE>      PAGE  51
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<PAGE>      PAGE  52
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<PAGE>      PAGE  53
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063 B001000 14.5
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067  001000 N
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070 A011000 Y
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070 J021000 Y
<PAGE>      PAGE  54
070 K011000 Y
070 K021000 N
070 L011000 Y
070 L021000 Y
070 M011000 Y
070 M021000 N
070 N011000 Y
070 N021000 Y
070 O011000 Y
070 O021000 N
070 P011000 Y
070 P021000 N
070 Q011000 N
070 Q021000 N
070 R011000 N
070 R021000 N
071 A001000    379220
071 B001000    365243
071 C001000    258092
071 D001000  142
072 A001000 12
072 B001000    17785
072 C001000        0
072 D001000        0
072 E001000       59
072 F001000     1323
072 G001000      282
072 H001000        0
072 I001000       91
072 J001000       84
072 K001000        0
072 L001000        0
072 M001000        9
072 N001000       43
072 O001000        0
072 P001000        0
072 Q001000        0
072 R001000       19
072 S001000       16
072 T001000      141
072 U001000        0
072 V001000        0
072 W001000       31
072 X001000     2039
072 Y001000        0
072 Z001000    15805
072AA001000      113
072BB001000        0
072CC011000        0
072CC021000    10652
072DD011000    12260
<PAGE>      PAGE  55
072DD021000     2797
072EE001000        0
073 A011000   0.0000
073 A021000   0.0000
073 B001000   0.0000
073 C001000   0.0000
074 A001000        0
074 B001000     4487
074 C001000        0
074 D001000   250763
074 E001000        0
074 F001000        0
074 G001000        0
074 H001000        0
074 I001000    53027
074 J001000        0
074 K001000        0
074 L001000     3531
074 M001000       29
074 N001000   311837
074 O001000        0
074 P001000      115
074 Q001000        0
074 R011000        0
074 R021000        0
074 R031000        0
074 R041000    53947
074 S001000        0
074 T001000   257775
074 U011000    20871
074 U021000     5929
074 V011000     0.00
074 V021000     0.00
074 W001000   0.0000
074 X001000      200
074 Y001000        0
075 A001000        0
075 B001000   264806
076  001000     0.00
024  001100 N
025 D001101       0
025 D001102       0
025 D001103       0
025 D001104       0
025 D001105       0
025 D001106       0
025 D001107       0
025 D001108       0
028 A011100      5124
028 A021100        11
028 A031100         0
<PAGE>      PAGE  56
028 A041100      4112
028 B011100      2754
028 B021100         9
028 B031100         0
028 B041100      2844
028 C011100      3563
028 C021100        12
028 C031100         0
028 C041100      7309
028 D011100      2174
028 D021100         9
028 D031100         0
028 D041100      6270
028 E011100      5259
028 E021100         9
028 E031100         0
028 E041100      6011
028 F011100      4163
028 F021100        10
028 F031100         0
028 F041100      6571
028 G011100     23037
028 G021100        60
028 G031100         0
028 G041100     33117
028 H001100      1536
029  001100 Y
030 A001100      0
030 B001100  4.00
030 C001100  0.00
031 A001100      0
031 B001100      0
032  001100      0
033  001100      0
034  001100 Y
035  001100      0
036 A001100 N
036 B001100      0
042 A001100   0
042 B001100   0
042 C001100   0
042 D001100   0
042 E001100   0
042 F001100   0
042 G001100   0
042 H001100 100
043  001100     26
044  001100      0
045  001100 Y
046  001100 N
047  001100 Y
<PAGE>      PAGE  57
048  001100  0.500
048 A011100        0
048 A021100 0.000
048 B011100        0
048 B021100 0.000
048 C011100        0
048 C021100 0.000
048 D011100        0
048 D021100 0.000
048 E011100        0
048 E021100 0.000
048 F011100        0
048 F021100 0.000
048 G011100        0
048 G021100 0.000
048 H011100        0
048 H021100 0.000
048 I011100        0
048 I021100 0.000
048 J011100        0
048 J021100 0.000
048 K011100        0
048 K021100 0.000
049  001100 N
050  001100 N
051  001100 N
052  001100 N
053 A001100 N
058 A001100 N
058 B001100 N
058 C001100 N
058 D001100 N
058 E001100 N
059  001100 Y
060 A001100 N
060 B001100 N
061  001100      250
062 A001100 Y
062 B001100   0.0
062 C001100   0.0
062 D001100   0.2
062 E001100   0.0
062 F001100   0.0
062 G001100   0.0
062 H001100   0.0
062 I001100   0.0
062 J001100   0.0
062 K001100   0.0
062 L001100   0.0
062 M001100   0.0
062 N001100   0.0
<PAGE>      PAGE  58
062 O001100  97.7
062 P001100   0.0
062 Q001100   0.0
062 R001100   0.0
063 A001100   0
063 B001100  4.5
064 A001100 Y
064 B001100 N
066 A001100 N
067  001100 N
068 A001100 N
068 B001100 N
069  001100 N
070 A011100 Y
070 A021100 Y
070 B011100 N
070 B021100 N
070 C011100 N
070 C021100 N
070 D011100 N
070 D021100 N
070 E011100 N
070 E021100 N
070 F011100 N
070 F021100 N
070 G011100 N
070 G021100 N
070 H011100 N
070 H021100 N
070 I011100 N
070 I021100 N
070 J011100 Y
070 J021100 N
070 K011100 Y
070 K021100 Y
070 L011100 Y
070 L021100 N
070 M011100 N
070 M021100 N
070 N011100 Y
070 N021100 N
070 O011100 Y
070 O021100 N
070 P011100 Y
070 P021100 N
070 Q011100 N
070 Q021100 N
070 R011100 N
070 R021100 N
071 A001100     75033
071 B001100     97864
<PAGE>      PAGE  59
071 C001100    295653
071 D001100   25
072 A001100 12
072 B001100    13881
072 C001100        0
072 D001100        0
072 E001100        0
072 F001100     1511
072 G001100      322
072 H001100        0
072 I001100       97
072 J001100       90
072 K001100        0
072 L001100        0
072 M001100       11
072 N001100       42
072 O001100        0
072 P001100        0
072 Q001100        0
072 R001100       23
072 S001100       19
072 T001100      741
072 U001100        0
072 V001100        0
072 W001100       30
072 X001100     2886
072 Y001100        0
072 Z001100    10995
072AA001100     2620
072BB001100        0
072CC011100        0
072CC021100     6462
072DD011100      338
072DD021100    10686
072EE001100     2744
073 A011100   0.0000
073 A021100   0.0000
073 B001100   0.0962
073 C001100   0.0000
074 A001100      746
074 B001100      694
074 C001100        0
074 D001100   276567
074 E001100        0
074 F001100        0
074 G001100        0
074 H001100        0
074 I001100        0
074 J001100        0
074 K001100        0
074 L001100     6252
<PAGE>      PAGE  60
074 M001100       33
074 N001100   284292
074 O001100        0
074 P001100      129
074 Q001100        0
074 R011100        0
074 R021100        0
074 R031100        0
074 R041100     1041
074 S001100        0
074 T001100   283122
074 U011100      694
074 U021100    27009
074 V011100     0.00
074 V021100     0.00
074 W001100   0.0000
074 X001100      146
074 Y001100        0
075 A001100        0
075 B001100   302193
076  001100     0.00
024  001200 Y
025 A001201 CHASE MANHATTAN CORP
025 B001201 13-3112953
025 C001201 E
025 D001201     490
025 D001202       0
025 D001203       0
025 D001204       0
025 D001205       0
025 D001206       0
025 D001207       0
025 D001208       0
028 A011200       513
028 A021200         0
028 A031200         0
028 A041200      2167
028 B011200       376
028 B021200         0
028 B031200         0
028 B041200      1653
028 C011200      2666
028 C021200         6
028 C031200         0
028 C041200      6887
028 D011200       501
028 D021200         0
028 D031200         0
028 D041200      1015
028 E011200      3104
028 E021200         0
<PAGE>      PAGE  61
028 E031200         0
028 E041200      6422
028 F011200      8172
028 F021200       145
028 F031200         0
028 F041200      4231
028 G011200     15332
028 G021200       151
028 G031200         0
028 G041200     22375
028 H001200       304
029  001200 Y
030 A001200      5
030 B001200  5.50
030 C001200  0.00
031 A001200      0
031 B001200      0
032  001200      5
033  001200      0
034  001200 Y
035  001200      0
036 A001200 N
036 B001200      0
042 A001200   0
042 B001200   0
042 C001200   0
042 D001200   0
042 E001200   0
042 F001200   0
042 G001200   0
042 H001200 100
043  001200      5
044  001200      0
045  001200 Y
046  001200 N
047  001200 Y
048  001200  0.650
048 A011200        0
048 A021200 0.000
048 B011200        0
048 B021200 0.000
048 C011200        0
048 C021200 0.000
048 D011200        0
048 D021200 0.000
048 E011200        0
048 E021200 0.000
048 F011200        0
048 F021200 0.000
048 G011200        0
048 G021200 0.000
<PAGE>      PAGE  62
048 H011200        0
048 H021200 0.000
048 I011200        0
048 I021200 0.000
048 J011200        0
048 J021200 0.000
048 K011200        0
048 K021200 0.000
049  001200 N
050  001200 N
051  001200 N
052  001200 N
053 A001200 N
058 A001200 N
058 B001200 N
058 C001200 N
058 D001200 N
058 E001200 N
059  001200 Y
060 A001200 Y
060 B001200 Y
061  001200      250
062 A001200 N
062 B001200   0.0
062 C001200   0.0
062 D001200   0.0
062 E001200   0.0
062 F001200   0.0
062 G001200   0.0
062 H001200   0.0
062 I001200   0.0
062 J001200   0.0
062 K001200   0.0
062 L001200   0.0
062 M001200   0.0
062 N001200   0.0
062 O001200   0.0
062 P001200   0.0
062 Q001200   0.0
062 R001200   0.0
063 A001200   0
063 B001200  0.0
066 A001200 N
067  001200 Y
068 A001200 N
068 B001200 N
069  001200 N
070 A011200 Y
070 A021200 Y
070 B011200 Y
070 B021200 N
<PAGE>      PAGE  63
070 C011200 Y
070 C021200 N
070 D011200 Y
070 D021200 N
070 E011200 Y
070 E021200 N
070 F011200 Y
070 F021200 N
070 G011200 Y
070 G021200 N
070 H011200 Y
070 H021200 N
070 I011200 N
070 I021200 N
070 J011200 Y
070 J021200 Y
070 K011200 Y
070 K021200 N
070 L011200 Y
070 L021200 Y
070 M011200 Y
070 M021200 N
070 N011200 Y
070 N021200 Y
070 O011200 Y
070 O021200 N
070 P011200 Y
070 P021200 N
070 Q011200 N
070 Q021200 N
070 R011200 N
070 R021200 N
071 A001200     48553
071 B001200     57028
071 C001200     68447
071 D001200   71
072 A001200  6
072 B001200      909
072 C001200      240
072 D001200        0
072 E001200        0
072 F001200      230
072 G001200       38
072 H001200        0
072 I001200       11
072 J001200       24
072 K001200        0
072 L001200        1
072 M001200        2
072 N001200       10
072 O001200        0
<PAGE>      PAGE  64
072 P001200        0
072 Q001200        0
072 R001200        3
072 S001200        1
072 T001200       41
072 U001200        0
072 V001200        0
072 W001200        3
072 X001200      364
072 Y001200        0
072 Z001200      785
072AA001200     6781
072BB001200        0
072CC011200        0
072CC021200     5973
072DD011200      457
072DD021200      323
072EE001200     7498
073 A011200   0.0000
073 A021200   0.0000
073 B001200   1.5165
073 C001200   0.0000
074 A001200        0
074 B001200     1140
074 C001200        0
074 D001200    20547
074 E001200        0
074 F001200    45548
074 G001200        0
074 H001200        0
074 I001200     7090
074 J001200      139
074 K001200        0
074 L001200      349
074 M001200       26
074 N001200    74839
074 O001200        0
074 P001200       39
074 Q001200        0
074 R011200        0
074 R021200        0
074 R031200        0
074 R041200     7809
074 S001200        0
074 T001200    66991
074 U011200     2860
074 U021200     2627
074 V011200     0.00
074 V021200     0.00
074 W001200   0.0000
074 X001200      103
<PAGE>      PAGE  65
074 Y001200        0
075 A001200        0
075 B001200    70182
076  001200     0.00
024  001300 N
025 D001301       0
025 D001302       0
025 D001303       0
025 D001304       0
025 D001305       0
025 D001306       0
025 D001307       0
025 D001308       0
028 A011300      1310
028 A021300         6
028 A031300         0
028 A041300       524
028 B011300      1310
028 B021300         5
028 B031300         0
028 B041300       277
028 C011300      2971
028 C021300         4
028 C031300         0
028 C041300       791
028 D011300      4999
028 D021300         4
028 D031300         0
028 D041300      1186
028 E011300      1359
028 E021300         4
028 E031300         0
028 E041300       766
028 F011300      2186
028 F021300        26
028 F031300         0
028 F041300       808
028 G011300     14135
028 G021300        49
028 G031300         0
028 G041300      4352
028 H001300       267
029  001300 Y
030 A001300      0
030 B001300  4.00
030 C001300  0.00
031 A001300      0
031 B001300      0
032  001300      0
033  001300      0
034  001300 Y
<PAGE>      PAGE  66
035  001300      2
036 A001300 N
036 B001300      0
042 A001300   0
042 B001300   0
042 C001300   0
042 D001300   0
042 E001300   0
042 F001300   0
042 G001300   0
042 H001300 100
043  001300      7
044  001300      0
045  001300 Y
046  001300 N
047  001300 Y
048  001300  0.500
048 A011300        0
048 A021300 0.000
048 B011300        0
048 B021300 0.000
048 C011300        0
048 C021300 0.000
048 D011300        0
048 D021300 0.000
048 E011300        0
048 E021300 0.000
048 F011300        0
048 F021300 0.000
048 G011300        0
048 G021300 0.000
048 H011300        0
048 H021300 0.000
048 I011300        0
048 I021300 0.000
048 J011300        0
048 J021300 0.000
048 K011300        0
048 K021300 0.000
049  001300 N
050  001300 N
051  001300 N
052  001300 N
053 A001300 N
058 A001300 N
058 B001300 N
058 C001300 N
058 D001300 N
058 E001300 N
059  001300 Y
060 A001300 N
<PAGE>      PAGE  67
060 B001300 N
061  001300      250
062 A001300 Y
062 B001300   0.0
062 C001300   0.0
062 D001300   0.0
062 E001300   0.0
062 F001300   0.0
062 G001300   0.0
062 H001300   0.0
062 I001300   0.0
062 J001300   0.0
062 K001300   0.0
062 L001300   2.1
062 M001300   0.0
062 N001300   0.0
062 O001300  96.8
062 P001300   0.0
062 Q001300   0.0
062 R001300   0.0
063 A001300   0
063 B001300 16.4
064 A001300 Y
064 B001300 N
066 A001300 N
067  001300 N
068 A001300 N
068 B001300 N
069  001300 N
070 A011300 Y
070 A021300 N
070 B011300 N
070 B021300 N
070 C011300 N
070 C021300 N
070 D011300 N
070 D021300 N
070 E011300 N
070 E021300 N
070 F011300 N
070 F021300 N
070 G011300 N
070 G021300 N
070 H011300 N
070 H021300 N
070 I011300 N
070 I021300 N
070 J011300 Y
070 J021300 N
070 K011300 Y
070 K021300 Y
<PAGE>      PAGE  68
070 L011300 Y
070 L021300 N
070 M011300 N
070 M021300 N
070 N011300 Y
070 N021300 N
070 O011300 Y
070 O021300 N
070 P011300 Y
070 P021300 N
070 Q011300 N
070 Q021300 N
070 R011300 N
070 R021300 N
071 A001300     22116
071 B001300     14273
071 C001300     63975
071 D001300   22
072 A001300  6
072 B001300     1623
072 C001300        0
072 D001300        0
072 E001300        0
072 F001300      167
072 G001300       36
072 H001300        0
072 I001300       12
072 J001300       17
072 K001300        0
072 L001300        0
072 M001300        1
072 N001300        3
072 O001300        0
072 P001300        0
072 Q001300        0
072 R001300        2
072 S001300        1
072 T001300       85
072 U001300        2
072 V001300        0
072 W001300        3
072 X001300      329
072 Y001300        0
072 Z001300     1294
072AA001300      473
072BB001300        0
072CC011300      341
072CC021300        0
072DD011300       21
072DD021300     1262
072EE001300     1113
<PAGE>      PAGE  69
073 A011300   0.0000
073 A021300   0.0000
073 B001300   0.1596
073 C001300   0.0000
074 A001300        0
074 B001300        0
074 C001300     1470
074 D001300    68410
074 E001300        0
074 F001300        0
074 G001300        0
074 H001300        0
074 I001300        0
074 J001300        0
074 K001300        0
074 L001300     1004
074 M001300        6
074 N001300    70890
074 O001300        0
074 P001300       33
074 Q001300        0
074 R011300        0
074 R021300        0
074 R031300        0
074 R041300      167
074 S001300        0
074 T001300    70690
074 U011300      100
074 U021300     6946
074 V011300     0.00
074 V021300     0.00
074 W001300   0.0000
074 X001300       54
074 Y001300        0
075 A001300        0
075 B001300    66097
076  001300     0.00
024  001400 N
025 D001401       0
025 D001402       0
025 D001403       0
025 D001404       0
025 D001405       0
025 D001406       0
025 D001407       0
025 D001408       0
028 A011400     20549
028 A021400         0
028 A031400         0
028 A041400     21432
028 B011400     18800
<PAGE>      PAGE  70
028 B021400         0
028 B031400         0
028 B041400     20600
028 C011400     20609
028 C021400        28
028 C031400         0
028 C041400     21862
028 D011400     15425
028 D021400         0
028 D031400         0
028 D041400     12054
028 E011400     18463
028 E021400         0
028 E031400         0
028 E041400     22187
028 F011400     14607
028 F021400       429
028 F031400         0
028 F041400     11145
028 G011400    108453
028 G021400       457
028 G031400         0
028 G041400    109280
028 H001400     27034
029  001400 Y
030 A001400      7
030 B001400  5.50
030 C001400  0.00
031 A001400      0
031 B001400      0
032  001400      7
033  001400      0
034  001400 Y
035  001400      2
036 A001400 N
036 B001400      0
042 A001400   0
042 B001400   0
042 C001400   0
042 D001400   0
042 E001400   0
042 F001400   0
042 G001400   0
042 H001400 100
043  001400     23
044  001400      0
045  001400 Y
046  001400 N
047  001400 Y
048  001400  0.750
048 A011400        0
<PAGE>      PAGE  71
048 A021400 0.000
048 B011400        0
048 B021400 0.000
048 C011400        0
048 C021400 0.000
048 D011400        0
048 D021400 0.000
048 E011400        0
048 E021400 0.000
048 F011400        0
048 F021400 0.000
048 G011400        0
048 G021400 0.000
048 H011400        0
048 H021400 0.000
048 I011400        0
048 I021400 0.000
048 J011400        0
048 J021400 0.000
048 K011400        0
048 K021400 0.000
049  001400 N
050  001400 N
051  001400 N
052  001400 N
053 A001400 N
058 A001400 N
058 B001400 N
058 C001400 N
058 D001400 N
058 E001400 N
059  001400 Y
060 A001400 Y
060 B001400 Y
061  001400      250
062 A001400 N
062 B001400   0.0
062 C001400   0.0
062 D001400   0.0
062 E001400   0.0
062 F001400   0.0
062 G001400   0.0
062 H001400   0.0
062 I001400   0.0
062 J001400   0.0
062 K001400   0.0
062 L001400   0.0
062 M001400   0.0
062 N001400   0.0
062 O001400   0.0
062 P001400   0.0
<PAGE>      PAGE  72
062 Q001400   0.0
062 R001400   0.0
063 A001400   0
063 B001400  0.0
066 A001400 Y
066 B001400 N
066 C001400 N
066 D001400 N
066 E001400 Y
066 F001400 N
066 G001400 N
067  001400 N
068 A001400 N
068 B001400 N
069  001400 N
070 A011400 Y
070 A021400 Y
070 B011400 Y
070 B021400 N
070 C011400 Y
070 C021400 N
070 D011400 Y
070 D021400 N
070 E011400 Y
070 E021400 N
070 F011400 Y
070 F021400 N
070 G011400 Y
070 G021400 N
070 H011400 Y
070 H021400 N
070 I011400 N
070 I021400 N
070 J011400 Y
070 J021400 N
070 K011400 Y
070 K021400 N
070 L011400 Y
070 L021400 Y
070 M011400 Y
070 M021400 N
070 N011400 Y
070 N021400 Y
070 O011400 Y
070 O021400 N
070 P011400 Y
070 P021400 N
070 Q011400 N
070 Q021400 N
070 R011400 N
070 R021400 N
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072 S001400        4
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072 U001400        1
072 V001400        0
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073 A021400   0.0000
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<PAGE>      PAGE  74
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024  001500 N
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028 D041500      4385
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<PAGE>      PAGE  75
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048 E021500 0.000
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048 F021500 0.000
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048 G021500 0.000
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<PAGE>      PAGE  76
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048 I011500        0
048 I021500 0.000
048 J011500        0
048 J021500 0.000
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048 K021500 0.000
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050  001500 N
051  001500 N
052  001500 N
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058 C001500 N
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059  001500 Y
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062 A001500 Y
062 B001500   0.0
062 C001500   0.0
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062 F001500   0.0
062 G001500   0.0
062 H001500   0.0
062 I001500   0.0
062 J001500   0.0
062 K001500   0.0
062 L001500   0.0
062 M001500  12.8
062 N001500  83.9
062 O001500   0.0
062 P001500   0.0
062 Q001500  11.4
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063 B001500  8.1
064 A001500 N
064 B001500 N
066 A001500 N
067  001500 N
068 A001500 N
068 B001500 N
069  001500 N
070 A011500 Y
070 A021500 Y
070 B011500 Y
<PAGE>      PAGE  77
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070 D021500 N
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070 E021500 N
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070 F021500 N
070 G011500 Y
070 G021500 N
070 H011500 Y
070 H021500 N
070 I011500 N
070 I021500 N
070 J011500 Y
070 J021500 N
070 K011500 Y
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070 P021500 N
070 Q011500 N
070 Q021500 N
070 R011500 N
070 R021500 N
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072 J001500       42
072 K001500        0
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<PAGE>      PAGE  78
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072 W001500       10
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072 Y001500        0
072 Z001500     8688
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073 A011500   0.0000
073 A021500   0.0000
073 B001500   0.0176
073 C001500   0.0000
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074 B001500     2965
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074 D001500   295347
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074 F001500        0
074 G001500        0
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074 U021500    21828
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074 V021500     0.00
074 W001500   0.0000
<PAGE>      PAGE  79
074 X001500      149
074 Y001500        0
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075 B001500   299544
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024  001600 N
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025 D001605       0
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025 D001607       0
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028 A041600      2896
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<PAGE>      PAGE  80
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048 I021600 0.000
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048 J021600 0.000
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<PAGE>      PAGE  81
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068 A001600 N
068 B001600 N
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070 A021600 N
070 B011600 N
070 B021600 N
070 C011600 N
070 C021600 N
070 D011600 N
070 D021600 N
070 E011600 N
070 E021600 N
070 F011600 N
070 F021600 N
070 G011600 N
070 G021600 N
070 H011600 N
070 H021600 N
070 I011600 N
070 I021600 N
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070 J021600 N
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<PAGE>      PAGE  82
070 K021600 Y
070 L011600 Y
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070 M021600 N
070 N011600 Y
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<PAGE>      PAGE  83
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SIGNATURE   RONA HURST BEETHAM
TITLE       AVP



Report of Independent Auditors


To the Shareholders and Board of Trustees of
The Munder Funds Trust

In planning and performing our audit of the financial statements of
The Munder Funds Trust (comprising, respectively, the Munder
Balanced, Munder Growth & Income, Munder Index 500, Munder
International Equity, Munder Small Company Growth, Munder Bond,
Munder Intermediate Bond, Munder U.S. Government Income, Munder
Michigan Triple Tax-Free Bond, Munder Tax-Free Bond, Munder Tax-Free
Short-Intermediate Bond, Munder Cash Investment, Munder Tax-Free
Money Market, and Munder U.S. Treasury Money Market Funds) for the
year ended June 30, 1999, we considered its internal control,
including control activities for safeguarding securities, in order to
determine our auditing procedures for the purpose of expressing our
opinion on the financial statements and to comply with the
requirements of Form N-SAR, and not to provide assurance on the
internal control.

The management of The Munder Funds Trust is responsible for
establishing and maintaining internal control.  In fulfilling this
responsibility, estimates and judgments by management are required to
assess the expected benefits and related costs of controls.
Generally, controls that are relevant to an audit pertain to the
entity's objective of preparing financial statements for external
purposes that are fairly presented in conformity with generally
accepted accounting principles.  Those controls include the
safeguarding of assets against unauthorized acquisition, use or
disposition.

Because of inherent limitations in internal control, errors or fraud
may occur and not be detected.  Also, projection of any evaluation of
internal control to future periods is subject to the risk that it may
become inadequate because of changes in conditions or that the
effectiveness of the design and operation may deteriorate.

Our consideration of internal control would not necessarily disclose
all matters in internal control that might be material weaknesses
under standards established by the American Institute of Certified
Public Accountants.  A material weakness is a condition in which the
design or operation of one or more of the specific internal control
components does not reduce to a relatively low level the risk that
errors or fraud in amounts that would be material in relation to the
financial statements being audited may occur and not be detected
within a timely period by employees in the normal course of
performing their assigned functions.  However, we noted no matters
involving internal control and its operation, including controls for
safeguarding securities, that we consider to be material weaknesses
as defined above at June 30, 1999.

This report is intended solely for the information and use of the
board of trustees and management of The Munder Funds Trust and the
Securities and Exchange Commission and is not intended to be and
should not be used by anyone other than these specified parties.

Ernst & Young LLP

Boston, Massachusetts
August 16, 1999

WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

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<PER-SHARE-GAIN-APPREC>                           1.42
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<EXPENSE-RATIO>                                   2.04
[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INTERNATIONAL EQUITY FUND
<SERIES>
   <NUMBER> 084
   <NAME> CLASS K

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
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[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INTERNATIONAL EQUITY FUND
<SERIES>
   <NUMBER> 085
   <NAME> CLASS Y

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        213349565
<INVESTMENTS-AT-VALUE>                       269546606
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE SHORT-INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 111
   <NAME> CLASS A
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE SHORT-INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 112
   <NAME> CLASS B
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
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<PERIOD-START>                             JUL-01-1998
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE SHORT-INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 113
   <NAME> CLASS C
<MULTIPLIER> 1

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<PERIOD-TYPE>                   12-MOS
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<NUMBER-OF-SHARES-REDEEMED>                     (5311)
<SHARES-REINVESTED>                                109
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[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE SHORT-INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 114
   <NAME> CLASS K
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
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<PERIOD-START>                             JUL-01-1998
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<EXPENSE-RATIO>                                   0.96
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE SHORT-INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 115
   <NAME> CLASS Y
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
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<PERIOD-START>                             JUL-01-1998
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<NUMBER-OF-SHARES-REDEEMED>                   (391669)
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<EXPENSE-RATIO>                                   0.71
[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BALANCED FUND
<SERIES>
   <NUMBER> 121
   <NAME> CLASS A

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
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[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BALANCED FUND
<SERIES>
   <NUMBER> 122
   <NAME> CLASS B

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BALANCED FUND
<SERIES>
   <NUMBER> 123
   <NAME> CLASS C

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                         46010837
<INVESTMENTS-AT-VALUE>                        51254425
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BALANCED FUND
<SERIES>
   <NUMBER> 124
   <NAME> CLASS K

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BALANCED FUND
<SERIES>
   <NUMBER> 125
   <NAME> CLASS Y

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                         46010837
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER MICHIGAN TAX FREE
<SERIES>
   <NUMBER> 131
   <NAME> CLASS A

<S>                             <C>
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<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                         68776818
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[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER MICHIGAN TAX FREE
<SERIES>
   <NUMBER> 132
   <NAME> CLASS B

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER MICHIGAN TAX FREE
<SERIES>
   <NUMBER> 133
   <NAME> CLASS C

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
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<PER-SHARE-NII>                                   0.32
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER MICHIGAN TAX FREE
<SERIES>
   <NUMBER> 134
   <NAME> CLASS K

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER MICHIGAN TAX FREE
<SERIES>
   <NUMBER> 135
   <NAME> CLASS Y

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE MONEY MARKET FUND
<SERIES>
   <NUMBER> 021
   <NAME> CLASS A

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE MONEY MARKET FUND
<SERIES>
   <NUMBER> 024
   <NAME> CLASS K

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE MONEY MARKET FUND
<SERIES>
   <NUMBER> 025
   <NAME> CLASS Y

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER U.S. GOVERNMENT INCOME FUND
<SERIES>
   <NUMBER> 151
   <NAME> CLASS A

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER U.S. GOVERNMENT INCOME FUND
<SERIES>
   <NUMBER> 152
   <NAME> CLASS B

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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER U.S. GOVERNMENT INCOME FUND
<SERIES>
   <NUMBER> 153
   <NAME> CLASS C

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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER U.S. GOVERNMENT INCOME FUND
<SERIES>
   <NUMBER> 154
   <NAME> CLASS K

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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER U.S. GOVERNMENT INCOME FUND
<SERIES>
   <NUMBER> 155
   <NAME> CLASS Y

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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER U.S. TREASURY MONEY MARKET FUND
<SERIES>
   <NUMBER> 031
   <NAME> CLASS A

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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER U.S. TREASURY MONEY MARKET FUND
<SERIES>
   <NUMBER> 034
   <NAME> CLASS K

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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER U.S. TREASURY MONEY MARKET FUND
<SERIES>
   <NUMBER> 035
   <NAME> CLASS Y

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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BOND FUND
<SERIES>
   <NUMBER> 101
   <NAME> CLASS A
<MULTIPLIER> 1

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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BOND FUND
<SERIES>
   <NUMBER> 102
   <NAME> CLASS B
<MULTIPLIER> 1

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<PER-SHARE-DIVIDEND>                            (0.47)
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<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               9.61
<EXPENSE-RATIO>                                   1.72
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BOND FUND
<SERIES>
   <NUMBER> 103
   <NAME> CLASS C
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        316335361
<INVESTMENTS-AT-VALUE>                       308277212
<RECEIVABLES>                                  3530915
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<PER-SHARE-NAV-BEGIN>                            10.03
<PER-SHARE-NII>                                   0.50
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BOND FUND
<SERIES>
   <NUMBER> 104
   <NAME> CLASS K
<MULTIPLIER> 1

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<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        316335361
<INVESTMENTS-AT-VALUE>                       308277212
<RECEIVABLES>                                  3530915
<ASSETS-OTHER>                                   28763
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<NUMBER-OF-SHARES-REDEEMED>                   (992995)
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<NET-CHANGE-IN-ASSETS>                       (9210821)
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<PER-SHARE-NAV-BEGIN>                             9.99
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[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER BOND FUND
<SERIES>
   <NUMBER> 105
   <NAME> CLASS Y
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        316335361
<INVESTMENTS-AT-VALUE>                       308277212
<RECEIVABLES>                                  3530915
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<PAID-IN-CAPITAL-COMMON>                     265873278
<SHARES-COMMON-STOCK>                         20870766
<SHARES-COMMON-PRIOR>                         22159244
<ACCUMULATED-NII-CURRENT>                       591759
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<REALIZED-GAINS-CURRENT>                        113541
<APPREC-INCREASE-CURRENT>                   (10652037)
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<EQUALIZATION>                                       0
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<NUMBER-OF-SHARES-SOLD>                        3257465
<NUMBER-OF-SHARES-REDEEMED>                  (4555297)
<SHARES-REINVESTED>                               9354
<NET-CHANGE-IN-ASSETS>                       (9210821)
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<GROSS-EXPENSE>                                2039000
<AVERAGE-NET-ASSETS>                         213858000
<PER-SHARE-NAV-BEGIN>                             9.99
<PER-SHARE-NII>                                   0.60
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[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER CASH INVESTMENT FUND
<SERIES>
   <NUMBER> 011
   <NAME> CLASS A

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                       1333543497
<INVESTMENTS-AT-VALUE>                      1333543497
<RECEIVABLES>                                 41364864
<ASSETS-OTHER>                                  190638
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<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     11559615
<TOTAL-LIABILITIES>                           11559615
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                    1363544335
<SHARES-COMMON-STOCK>                        135704789
<SHARES-COMMON-PRIOR>                        133658920
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<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                              0
<OVERDISTRIBUTION-GAINS>                        (4951)
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<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                             68101469
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (8475927)
<NET-INVESTMENT-INCOME>                       59625542
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<NET-CHANGE-FROM-OPS>                         59625542
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    (5702448)
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<NUMBER-OF-SHARES-SOLD>                     1710077835
<NUMBER-OF-SHARES-REDEEMED>               (1713306686)
<SHARES-REINVESTED>                            5274720
<NET-CHANGE-IN-ASSETS>                       229616947
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<GROSS-EXPENSE>                                8476000
<AVERAGE-NET-ASSETS>                         127296000
<PER-SHARE-NAV-BEGIN>                             1.00
<PER-SHARE-NII>                                   0.05
<PER-SHARE-GAIN-APPREC>                           0.00
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<EXPENSE-RATIO>                                   0.78
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER CASH INVESTMENT FUND
<SERIES>
   <NUMBER> 014
   <NAME> CLASS K

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                       1333543497
<INVESTMENTS-AT-VALUE>                      1333543497
<RECEIVABLES>                                 41364864
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<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     11559615
<TOTAL-LIABILITIES>                           11559615
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                    1363544335
<SHARES-COMMON-STOCK>                        869711117
<SHARES-COMMON-PRIOR>                        672846039
<ACCUMULATED-NII-CURRENT>                            0
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<ACCUMULATED-NET-GAINS>                              0
<OVERDISTRIBUTION-GAINS>                        (4951)
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<DIVIDEND-INCOME>                                    0
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<EXPENSES-NET>                               (8475927)
<NET-INVESTMENT-INCOME>                       59625542
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<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                   (38263538)
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<NUMBER-OF-SHARES-SOLD>                     1260967529
<NUMBER-OF-SHARES-REDEEMED>               (1064142250)
<SHARES-REINVESTED>                              39799
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<GROSS-EXPENSE>                                8476000
<AVERAGE-NET-ASSETS>                         837803000
<PER-SHARE-NAV-BEGIN>                             1.00
<PER-SHARE-NII>                                   0.05
<PER-SHARE-GAIN-APPREC>                           0.00
<PER-SHARE-DIVIDEND>                            (0.05)
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<EXPENSE-RATIO>                                   0.68
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER CASH INVESTMENT FUND
<SERIES>
   <NUMBER> 015
   <NAME> CLASS Y

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                       1333543497
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<SENIOR-LONG-TERM-DEBT>                              0
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<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                    1363544335
<SHARES-COMMON-STOCK>                        358125991
<SHARES-COMMON-PRIOR>                        327419991
<ACCUMULATED-NII-CURRENT>                            0
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<OVERDISTRIBUTION-GAINS>                        (4951)
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<DIVIDEND-INCOME>                                    0
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<EXPENSES-NET>                               (8475927)
<NET-INVESTMENT-INCOME>                       59625542
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<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                   (15659556)
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<NUMBER-OF-SHARES-SOLD>                      698641835
<NUMBER-OF-SHARES-REDEEMED>                (668110865)
<SHARES-REINVESTED>                             175030
<NET-CHANGE-IN-ASSETS>                       229616947
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<GROSS-EXPENSE>                                8476000
<AVERAGE-NET-ASSETS>                         331654000
<PER-SHARE-NAV-BEGIN>                             1.00
<PER-SHARE-NII>                                   0.05
<PER-SHARE-GAIN-APPREC>                           0.00
<PER-SHARE-DIVIDEND>                            (0.05)
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<EXPENSE-RATIO>                                   0.53
[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INDEX 500 FUND
<SERIES>
   <NUMBER> 072
   <NAME> CLASS B

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        859476633
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<TOTAL-LIABILITIES>                           12579182
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     856220675
<SHARES-COMMON-STOCK>                         10434399
<SHARES-COMMON-PRIOR>                          5424254
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<EXPENSES-NET>                               (4735112)
<NET-INVESTMENT-INCOME>                       10065348
<REALIZED-GAINS-CURRENT>                      16041464
<APPREC-INCREASE-CURRENT>                    180563695
<NET-CHANGE-FROM-OPS>                        206670507
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    (1254520)
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<NUMBER-OF-SHARES-SOLD>                        5992982
<NUMBER-OF-SHARES-REDEEMED>                  (1030228)
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<PER-SHARE-NAV-BEGIN>                            24.48
<PER-SHARE-NII>                                    .16
<PER-SHARE-GAIN-APPREC>                           5.09
<PER-SHARE-DIVIDEND>                            (0.17)
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<EXPENSE-RATIO>                                   0.77
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INDEX 500 FUND
<SERIES>
   <NUMBER> 071
   <NAME> CLASS A

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        859476633
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<PAID-IN-CAPITAL-COMMON>                     856220675
<SHARES-COMMON-STOCK>                         13425085
<SHARES-COMMON-PRIOR>                          8410268
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<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                     436758649
<NET-ASSETS>                                1303437646
<DIVIDEND-INCOME>                             13190412
<INTEREST-INCOME>                              1610048
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (4735112)
<NET-INVESTMENT-INCOME>                       10065348
<REALIZED-GAINS-CURRENT>                      16041464
<APPREC-INCREASE-CURRENT>                    180563695
<NET-CHANGE-FROM-OPS>                        206670507
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    (2632324)
<DISTRIBUTIONS-OF-GAINS>                     (2169071)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                       11616038
<NUMBER-OF-SHARES-REDEEMED>                  (6690820)
<SHARES-REINVESTED>                              89599
<NET-CHANGE-IN-ASSETS>                       475599512
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      4770399
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          1131000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                6514000
<AVERAGE-NET-ASSETS>                         267602000
<PER-SHARE-NAV-BEGIN>                            24.45
<PER-SHARE-NII>                                    .25
<PER-SHARE-GAIN-APPREC>                           5.08
<PER-SHARE-DIVIDEND>                            (0.25)
<PER-SHARE-DISTRIBUTIONS>                       (0.24)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              29.29
<EXPENSE-RATIO>                                   0.44
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INDEX 500 FUND
<SERIES>
   <NUMBER> 074
   <NAME> CLASS K

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        859476633
<INVESTMENTS-AT-VALUE>                      1295265844
<RECEIVABLES>                                 20684036
<ASSETS-OTHER>                                   66948
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              1316016828
<PAYABLE-FOR-SECURITIES>                       2083009
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     10496173
<TOTAL-LIABILITIES>                           12579182
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     856220675
<SHARES-COMMON-STOCK>                          9303318
<SHARES-COMMON-PRIOR>                          6899774
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                       10458322
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                     436758649
<NET-ASSETS>                                1303437646
<DIVIDEND-INCOME>                             13190412
<INTEREST-INCOME>                              1610048
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (4735112)
<NET-INVESTMENT-INCOME>                       10065348
<REALIZED-GAINS-CURRENT>                      16041464
<APPREC-INCREASE-CURRENT>                    180563695
<NET-CHANGE-FROM-OPS>                        206670507
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    (1806046)
<DISTRIBUTIONS-OF-GAINS>                     (1904925)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        3874623
<NUMBER-OF-SHARES-REDEEMED>                  (1471425)
<SHARES-REINVESTED>                                346
<NET-CHANGE-IN-ASSETS>                       475599512
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      4770399
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          1131000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                6514000
<AVERAGE-NET-ASSETS>                         210952000
<PER-SHARE-NAV-BEGIN>                            24.44
<PER-SHARE-NII>                                    .22
<PER-SHARE-GAIN-APPREC>                           5.09
<PER-SHARE-DIVIDEND>                            (0.22)
<PER-SHARE-DISTRIBUTIONS>                       (0.24)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              29.29
<EXPENSE-RATIO>                                   0.55
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INDEX 500 FUND
<SERIES>
   <NUMBER> 075
   <NAME> CLASS Y

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        859476633
<INVESTMENTS-AT-VALUE>                      1295265844
<RECEIVABLES>                                 20684036
<ASSETS-OTHER>                                   66948
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                              1316016828
<PAYABLE-FOR-SECURITIES>                       2083009
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     10496173
<TOTAL-LIABILITIES>                           12579182
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     856220675
<SHARES-COMMON-STOCK>                         11311697
<SHARES-COMMON-PRIOR>                         13104753
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                       10458322
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                     436758649
<NET-ASSETS>                                1303437646
<DIVIDEND-INCOME>                             13190412
<INTEREST-INCOME>                              1610048
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (4735112)
<NET-INVESTMENT-INCOME>                       10065348
<REALIZED-GAINS-CURRENT>                      16041464
<APPREC-INCREASE-CURRENT>                    180563695
<NET-CHANGE-FROM-OPS>                        206670507
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    (3323108)
<DISTRIBUTIONS-OF-GAINS>                     (2728139)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        3006663
<NUMBER-OF-SHARES-REDEEMED>                  (4805069)
<SHARES-REINVESTED>                               5350
<NET-CHANGE-IN-ASSETS>                       475599512
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                      4770399
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          1131000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                6514000
<AVERAGE-NET-ASSETS>                         303348000
<PER-SHARE-NAV-BEGIN>                            24.48
<PER-SHARE-NII>                                    .29
<PER-SHARE-GAIN-APPREC>                           5.08
<PER-SHARE-DIVIDEND>                            (0.28)
<PER-SHARE-DISTRIBUTIONS>                       (0.24)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              29.33
<EXPENSE-RATIO>                                   0.30
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER GROWTH AND INCOME FUND
<SERIES>
   <NUMBER> 141
   <NAME> CLASS A

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        196568251
<INVESTMENTS-AT-VALUE>                       252154040
<RECEIVABLES>                                  9749852
<ASSETS-OTHER>                                   29378
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               261933270
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      6557147
<TOTAL-LIABILITIES>                            6557147
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     190905906
<SHARES-COMMON-STOCK>                           372214
<SHARES-COMMON-PRIOR>                           611082
<ACCUMULATED-NII-CURRENT>                        30504
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        8853924
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      55585789
<NET-ASSETS>                                 255376123
<DIVIDEND-INCOME>                              5744335
<INTEREST-INCOME>                               822175
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (2933556)
<NET-INVESTMENT-INCOME>                        3632954
<REALIZED-GAINS-CURRENT>                      10528419
<APPREC-INCREASE-CURRENT>                      1735753
<NET-CHANGE-FROM-OPS>                         15897126
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      (75395)
<DISTRIBUTIONS-OF-GAINS>                      (453417)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        2500882
<NUMBER-OF-SHARES-REDEEMED>                  (2760800)
<SHARES-REINVESTED>                              21050
<NET-CHANGE-IN-ASSETS>                       (8866509)
<ACCUMULATED-NII-PRIOR>                         136706
<ACCUMULATED-GAINS-PRIOR>                     28427157
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          1852000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                2934000
<AVERAGE-NET-ASSETS>                           5865000
<PER-SHARE-NAV-BEGIN>                            15.62
<PER-SHARE-NII>                                   0.20
<PER-SHARE-GAIN-APPREC>                           0.73
<PER-SHARE-DIVIDEND>                            (0.18)
<PER-SHARE-DISTRIBUTIONS>                       (1.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              14.98
<EXPENSE-RATIO>                                   1.21
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER GROWTH AND INCOME FUND
<SERIES>
   <NUMBER> 142
   <NAME> CLASS B

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        196568251
<INVESTMENTS-AT-VALUE>                       252154040
<RECEIVABLES>                                  9749852
<ASSETS-OTHER>                                   29378
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               261933270
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      6557147
<TOTAL-LIABILITIES>                            6557147
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     190905906
<SHARES-COMMON-STOCK>                           247784
<SHARES-COMMON-PRIOR>                           108831
<ACCUMULATED-NII-CURRENT>                        30504
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        8853924
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      55585789
<NET-ASSETS>                                 255376123
<DIVIDEND-INCOME>                              5744335
<INTEREST-INCOME>                               822175
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (2933556)
<NET-INVESTMENT-INCOME>                        3632954
<REALIZED-GAINS-CURRENT>                      10528419
<APPREC-INCREASE-CURRENT>                      1735753
<NET-CHANGE-FROM-OPS>                         15897126
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      (11422)
<DISTRIBUTIONS-OF-GAINS>                      (202291)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                         201879
<NUMBER-OF-SHARES-REDEEMED>                    (68980)
<SHARES-REINVESTED>                               6054
<NET-CHANGE-IN-ASSETS>                       (8866509)
<ACCUMULATED-NII-PRIOR>                         136706
<ACCUMULATED-GAINS-PRIOR>                     28427157
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          1852000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                2934000
<AVERAGE-NET-ASSETS>                           2496000
<PER-SHARE-NAV-BEGIN>                            15.57
<PER-SHARE-NII>                                   0.10
<PER-SHARE-GAIN-APPREC>                           0.72
<PER-SHARE-DIVIDEND>                            (0.07)
<PER-SHARE-DISTRIBUTIONS>                       (1.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              14.93
<EXPENSE-RATIO>                                   1.97
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER GROWTH AND INCOME FUND
<SERIES>
   <NUMBER> 143
   <NAME> CLASS C

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        196568251
<INVESTMENTS-AT-VALUE>                       252154040
<RECEIVABLES>                                  9749852
<ASSETS-OTHER>                                   29378
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               261933270
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      6557147
<TOTAL-LIABILITIES>                            6557147
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     190905906
<SHARES-COMMON-STOCK>                            91632
<SHARES-COMMON-PRIOR>                           114243
<ACCUMULATED-NII-CURRENT>                        30504
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        8853924
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      55585789
<NET-ASSETS>                                 255376123
<DIVIDEND-INCOME>                              5744335
<INTEREST-INCOME>                               822175
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (2933556)
<NET-INVESTMENT-INCOME>                        3632954
<REALIZED-GAINS-CURRENT>                      10528419
<APPREC-INCREASE-CURRENT>                      1735753
<NET-CHANGE-FROM-OPS>                         15897126
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                       (4869)
<DISTRIBUTIONS-OF-GAINS>                       (66154)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                         396608
<NUMBER-OF-SHARES-REDEEMED>                   (420836)
<SHARES-REINVESTED>                               1617
<NET-CHANGE-IN-ASSETS>                       (8866509)
<ACCUMULATED-NII-PRIOR>                         136706
<ACCUMULATED-GAINS-PRIOR>                     28427157
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          1852000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                2934000
<AVERAGE-NET-ASSETS>                            986000
<PER-SHARE-NAV-BEGIN>                            15.55
<PER-SHARE-NII>                                   0.09
<PER-SHARE-GAIN-APPREC>                           0.73
<PER-SHARE-DIVIDEND>                            (0.07)
<PER-SHARE-DISTRIBUTIONS>                       (1.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              14.91
<EXPENSE-RATIO>                                   1.97
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER GROWTH AND INCOME FUND
<SERIES>
   <NUMBER> 144
   <NAME> CLASS K

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        196568251
<INVESTMENTS-AT-VALUE>                       252154040
<RECEIVABLES>                                  9749852
<ASSETS-OTHER>                                   29378
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               261933270
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      6557147
<TOTAL-LIABILITIES>                            6557147
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     190905906
<SHARES-COMMON-STOCK>                         13694453
<SHARES-COMMON-PRIOR>                         13837396
<ACCUMULATED-NII-CURRENT>                        30504
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        8853924
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      55585789
<NET-ASSETS>                                 255376123
<DIVIDEND-INCOME>                              5744335
<INTEREST-INCOME>                               822175
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (2933556)
<NET-INVESTMENT-INCOME>                        3632954
<REALIZED-GAINS-CURRENT>                      10528419
<APPREC-INCREASE-CURRENT>                      1735753
<NET-CHANGE-FROM-OPS>                         15897126
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    (2515841)
<DISTRIBUTIONS-OF-GAINS>                    (18732778)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        3015495
<NUMBER-OF-SHARES-REDEEMED>                  (3158624)
<SHARES-REINVESTED>                                186
<NET-CHANGE-IN-ASSETS>                       (8866509)
<ACCUMULATED-NII-PRIOR>                         136706
<ACCUMULATED-GAINS-PRIOR>                     28427157
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          1852000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                2934000
<AVERAGE-NET-ASSETS>                         201362000
<PER-SHARE-NAV-BEGIN>                            15.64
<PER-SHARE-NII>                                   0.21
<PER-SHARE-GAIN-APPREC>                           0.72
<PER-SHARE-DIVIDEND>                            (0.18)
<PER-SHARE-DISTRIBUTIONS>                       (1.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              15.00
<EXPENSE-RATIO>                                   1.21
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER GROWTH AND INCOME FUND
<SERIES>
   <NUMBER> 145
   <NAME> CLASS Y

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        196568251
<INVESTMENTS-AT-VALUE>                       252154040
<RECEIVABLES>                                  9749852
<ASSETS-OTHER>                                   29378
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               261933270
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                      6557147
<TOTAL-LIABILITIES>                            6557147
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     190905906
<SHARES-COMMON-STOCK>                          2624906
<SHARES-COMMON-PRIOR>                          2227712
<ACCUMULATED-NII-CURRENT>                        30504
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        8853924
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      55585789
<NET-ASSETS>                                 255376123
<DIVIDEND-INCOME>                              5744335
<INTEREST-INCOME>                               822175
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (2933556)
<NET-INVESTMENT-INCOME>                        3632954
<REALIZED-GAINS-CURRENT>                      10528419
<APPREC-INCREASE-CURRENT>                      1735753
<NET-CHANGE-FROM-OPS>                         15897126
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                     (546965)
<DISTRIBUTIONS-OF-GAINS>                     (3210916)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        4418808
<NUMBER-OF-SHARES-REDEEMED>                  (4027938)
<SHARES-REINVESTED>                               6324
<NET-CHANGE-IN-ASSETS>                       (8866509)
<ACCUMULATED-NII-PRIOR>                         136706
<ACCUMULATED-GAINS-PRIOR>                     28427157
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          1852000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                2934000
<AVERAGE-NET-ASSETS>                          36220000
<PER-SHARE-NAV-BEGIN>                            15.64
<PER-SHARE-NII>                                   0.25
<PER-SHARE-GAIN-APPREC>                           0.72
<PER-SHARE-DIVIDEND>                            (0.22)
<PER-SHARE-DISTRIBUTIONS>                       (1.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              15.00
<EXPENSE-RATIO>                                   0.96
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER SMALL COMPANY GROWTH FUND
<SERIES>
   <NUMBER> 061
   <NAME> CLASS A
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        345352258
<INVESTMENTS-AT-VALUE>                       388494826
<RECEIVABLES>                                  6552122
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<TOTAL-ASSETS>                               395082387
<PAYABLE-FOR-SECURITIES>                       6804928
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<DIVIDEND-INCOME>                              1472878
<INTEREST-INCOME>                              1016996
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<NET-INVESTMENT-INCOME>                      (1192489)
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<NET-CHANGE-FROM-OPS>                       (43662112)
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<NUMBER-OF-SHARES-REDEEMED>                 (30655150)
<SHARES-REINVESTED>                              53566
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<ACCUMULATED-GAINS-PRIOR>                     23483406
<OVERDISTRIB-NII-PRIOR>                              0
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<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                3854000
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<PER-SHARE-NAV-BEGIN>                            19.96
<PER-SHARE-NII>                                 (0.07)
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<PER-SHARE-NAV-END>                              16.53
<EXPENSE-RATIO>                                   1.23
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER SMALL COMPANY GROWTH FUND
<SERIES>
   <NUMBER> 062
   <NAME> CLASS B
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        345352258
<INVESTMENTS-AT-VALUE>                       388494826
<RECEIVABLES>                                  6552122
<ASSETS-OTHER>                                   35439
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<TOTAL-ASSETS>                               395082387
<PAYABLE-FOR-SECURITIES>                       6804928
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     62796373
<TOTAL-LIABILITIES>                           69601301
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     342617035
<SHARES-COMMON-STOCK>                           556693
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<DIVIDEND-INCOME>                              1472878
<INTEREST-INCOME>                              1016996
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<NET-INVESTMENT-INCOME>                      (1192489)
<REALIZED-GAINS-CURRENT>                    (59134679)
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<NET-CHANGE-FROM-OPS>                       (43662112)
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<DISTRIBUTIONS-OF-INCOME>                            0
<DISTRIBUTIONS-OF-GAINS>                      (920567)
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<NUMBER-OF-SHARES-REDEEMED>                   (761308)
<SHARES-REINVESTED>                              22966
<NET-CHANGE-IN-ASSETS>                      (84677599)
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<ACCUMULATED-GAINS-PRIOR>                     23483406
<OVERDISTRIB-NII-PRIOR>                              0
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<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                3854000
<AVERAGE-NET-ASSETS>                          10776000
<PER-SHARE-NAV-BEGIN>                            19.16
<PER-SHARE-NII>                                 (0.19)
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<EXPENSE-RATIO>                                   1.97
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER SMALL COMPANY GROWTH FUND
<SERIES>
   <NUMBER> 064
   <NAME> CLASS K
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        345352258
<INVESTMENTS-AT-VALUE>                       388494826
<RECEIVABLES>                                  6552122
<ASSETS-OTHER>                                   35439
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               395082387
<PAYABLE-FOR-SECURITIES>                       6804928
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     62796373
<TOTAL-LIABILITIES>                           69601301
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     342617035
<SHARES-COMMON-STOCK>                          7458160
<SHARES-COMMON-PRIOR>                          8008767
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<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                              0
<OVERDISTRIBUTION-GAINS>                    (60278517)
<ACCUM-APPREC-OR-DEPREC>                      43142568
<NET-ASSETS>                                 325481086
<DIVIDEND-INCOME>                              1472878
<INTEREST-INCOME>                              1016996
<OTHER-INCOME>                                  172111
<EXPENSES-NET>                               (3854474)
<NET-INVESTMENT-INCOME>                      (1192489)
<REALIZED-GAINS-CURRENT>                    (59134679)
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<NET-CHANGE-FROM-OPS>                       (43662112)
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<DISTRIBUTIONS-OF-INCOME>                            0
<DISTRIBUTIONS-OF-GAINS>                     (9282837)
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<NUMBER-OF-SHARES-SOLD>                        3443786
<NUMBER-OF-SHARES-REDEEMED>                  (3995528)
<SHARES-REINVESTED>                               1135
<NET-CHANGE-IN-ASSETS>                      (84677599)
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<ACCUMULATED-GAINS-PRIOR>                     23483406
<OVERDISTRIB-NII-PRIOR>                              0
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<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                3854000
<AVERAGE-NET-ASSETS>                         130344000
<PER-SHARE-NAV-BEGIN>                            19.96
<PER-SHARE-NII>                                 (0.07)
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<EXPENSE-RATIO>                                   1.22
[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER SMALL COMPANY GROWTH FUND
<SERIES>
   <NUMBER> 063
   <NAME> CLASS C
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        345352258
<INVESTMENTS-AT-VALUE>                       388494826
<RECEIVABLES>                                  6552122
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<TOTAL-ASSETS>                               395082387
<PAYABLE-FOR-SECURITIES>                       6804928
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     62796373
<TOTAL-LIABILITIES>                           69601301
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     342617035
<SHARES-COMMON-STOCK>                           240424
<SHARES-COMMON-PRIOR>                           324735
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                              0
<OVERDISTRIBUTION-GAINS>                    (60278517)
<ACCUM-APPREC-OR-DEPREC>                      43142568
<NET-ASSETS>                                 325481086
<DIVIDEND-INCOME>                              1472878
<INTEREST-INCOME>                              1016996
<OTHER-INCOME>                                  172111
<EXPENSES-NET>                               (3854474)
<NET-INVESTMENT-INCOME>                      (1192489)
<REALIZED-GAINS-CURRENT>                    (59134679)
<APPREC-INCREASE-CURRENT>                     16665056
<NET-CHANGE-FROM-OPS>                       (43662112)
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                            0
<DISTRIBUTIONS-OF-GAINS>                      (370434)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                         131826
<NUMBER-OF-SHARES-REDEEMED>                   (221158)
<SHARES-REINVESTED>                               5021
<NET-CHANGE-IN-ASSETS>                      (84677599)
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<ACCUMULATED-GAINS-PRIOR>                     23483406
<OVERDISTRIB-NII-PRIOR>                              0
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<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                3854000
<AVERAGE-NET-ASSETS>                           4764000
<PER-SHARE-NAV-BEGIN>                            19.46
<PER-SHARE-NII>                                 (0.19)
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<EXPENSE-RATIO>                                   1.97
[AVG-DEBT-OUTSTANDING]                               0
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER SMALL COMPANY GROWTH FUND
<SERIES>
   <NUMBER> 065
   <NAME> CLASS Y
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        345352258
<INVESTMENTS-AT-VALUE>                       388494826
<RECEIVABLES>                                  6552122
<ASSETS-OTHER>                                   35439
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               395082387
<PAYABLE-FOR-SECURITIES>                       6804928
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     62796373
<TOTAL-LIABILITIES>                           69601301
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     342617035
<SHARES-COMMON-STOCK>                          9735349
<SHARES-COMMON-PRIOR>                         10322143
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                               0
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<OVERDISTRIBUTION-GAINS>                    (60278517)
<ACCUM-APPREC-OR-DEPREC>                      43142568
<NET-ASSETS>                                 325481086
<DIVIDEND-INCOME>                              1472878
<INTEREST-INCOME>                              1016996
<OTHER-INCOME>                                  172111
<EXPENSES-NET>                               (3854474)
<NET-INVESTMENT-INCOME>                      (1192489)
<REALIZED-GAINS-CURRENT>                    (59134679)
<APPREC-INCREASE-CURRENT>                     16665056
<NET-CHANGE-FROM-OPS>                       (43662112)
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                            0
<DISTRIBUTIONS-OF-GAINS>                    (12457292)
<DISTRIBUTIONS-OTHER>                         (245135)
<NUMBER-OF-SHARES-SOLD>                        5745898
<NUMBER-OF-SHARES-REDEEMED>                  (6419767)
<SHARES-REINVESTED>                              87075
<NET-CHANGE-IN-ASSETS>                      (84677599)
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                     23483406
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          2559000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                3854000
<AVERAGE-NET-ASSETS>                         174261000
<PER-SHARE-NAV-BEGIN>                            20.26
<PER-SHARE-NII>                                 (0.03)
<PER-SHARE-GAIN-APPREC>                         (2.17)
<PER-SHARE-DIVIDEND>                            (0.02)
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<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              16.83
<EXPENSE-RATIO>                                   0.97
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 091
   <NAME> CLASS A

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        602406696
<INVESTMENTS-AT-VALUE>                       592531505
<RECEIVABLES>                                 11554336
<ASSETS-OTHER>                                   46454
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<PAYABLE-FOR-SECURITIES>                       3992520
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     52441720
<TOTAL-LIABILITIES>                           56434240
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     577380263
<SHARES-COMMON-STOCK>                          1109693
<SHARES-COMMON-PRIOR>                           776851
<ACCUMULATED-NII-CURRENT>                       934341
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<ACCUMULATED-NET-GAINS>                              0
<OVERDISTRIBUTION-GAINS>                    (20741358)
<ACCUM-APPREC-OR-DEPREC>                     (9875191)
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<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                             36042545
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (4927957)
<NET-INVESTMENT-INCOME>                       31114588
<REALIZED-GAINS-CURRENT>                      (638020)
<APPREC-INCREASE-CURRENT>                   (13474110)
<NET-CHANGE-FROM-OPS>                         17002458
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                     (467224)
<DISTRIBUTIONS-OF-GAINS>                             0
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<NUMBER-OF-SHARES-SOLD>                        3209933
<NUMBER-OF-SHARES-REDEEMED>                  (2914147)
<SHARES-REINVESTED>                              37056
<NET-CHANGE-IN-ASSETS>                      (43052359)
<ACCUMULATED-NII-PRIOR>                         669522
<ACCUMULATED-GAINS-PRIOR>                            0
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                  (20088601)
<GROSS-ADVISORY-FEES>                          2848000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                4928000
<AVERAGE-NET-ASSETS>                           8804000
<PER-SHARE-NAV-BEGIN>                             9.51
<PER-SHARE-NII>                                   0.51
<PER-SHARE-GAIN-APPREC>                         (0.23)
<PER-SHARE-DIVIDEND>                            (0.51)
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               9.28
<EXPENSE-RATIO>                                   0.95
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 092
   <NAME> CLASS B

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
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<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     577380263
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<NUMBER-OF-SHARES-SOLD>                         700296
<NUMBER-OF-SHARES-REDEEMED>                   (358948)
<SHARES-REINVESTED>                               3973
<NET-CHANGE-IN-ASSETS>                      (43052359)
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<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                  (20088601)
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<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                4928000
<AVERAGE-NET-ASSETS>                           2219000
<PER-SHARE-NAV-BEGIN>                             9.49
<PER-SHARE-NII>                                   0.44
<PER-SHARE-GAIN-APPREC>                         (0.24)
<PER-SHARE-DIVIDEND>                            (0.44)
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               9.25
<EXPENSE-RATIO>                                   1.70
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 093
   <NAME> CLASS C

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        602406696
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<TOTAL-LIABILITIES>                           56434240
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     577380263
<SHARES-COMMON-STOCK>                            65596
<SHARES-COMMON-PRIOR>                             7325
<ACCUMULATED-NII-CURRENT>                       934341
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<DIVIDEND-INCOME>                                    0
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<NET-INVESTMENT-INCOME>                       31114588
<REALIZED-GAINS-CURRENT>                      (638020)
<APPREC-INCREASE-CURRENT>                   (13474110)
<NET-CHANGE-FROM-OPS>                         17002458
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      (10373)
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                         230747
<NUMBER-OF-SHARES-REDEEMED>                   (172824)
<SHARES-REINVESTED>                                348
<NET-CHANGE-IN-ASSETS>                      (43052359)
<ACCUMULATED-NII-PRIOR>                         669522
<ACCUMULATED-GAINS-PRIOR>                            0
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                  (20088601)
<GROSS-ADVISORY-FEES>                          2848000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                4928000
<AVERAGE-NET-ASSETS>                            242000
<PER-SHARE-NAV-BEGIN>                             9.50
<PER-SHARE-NII>                                   0.44
<PER-SHARE-GAIN-APPREC>                         (0.24)
<PER-SHARE-DIVIDEND>                            (0.44)
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               9.26
<EXPENSE-RATIO>                                   1.70
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 094
   <NAME> CLASS K

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        602406696
<INVESTMENTS-AT-VALUE>                       592531505
<RECEIVABLES>                                 11554336
<ASSETS-OTHER>                                   46454
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               604132295
<PAYABLE-FOR-SECURITIES>                       3992520
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     52441720
<TOTAL-LIABILITIES>                           56434240
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     577380263
<SHARES-COMMON-STOCK>                         36677598
<SHARES-COMMON-PRIOR>                         37464099
<ACCUMULATED-NII-CURRENT>                       934341
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                              0
<OVERDISTRIBUTION-GAINS>                    (20741358)
<ACCUM-APPREC-OR-DEPREC>                     (9875191)
<NET-ASSETS>                                 547698055
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                             36042545
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (4927957)
<NET-INVESTMENT-INCOME>                       31114588
<REALIZED-GAINS-CURRENT>                      (638020)
<APPREC-INCREASE-CURRENT>                   (13474110)
<NET-CHANGE-FROM-OPS>                         17002458
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                   (18796958)
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        6061011
<NUMBER-OF-SHARES-REDEEMED>                  (6849313)
<SHARES-REINVESTED>                               1801
<NET-CHANGE-IN-ASSETS>                      (43052359)
<ACCUMULATED-NII-PRIOR>                         669522
<ACCUMULATED-GAINS-PRIOR>                            0
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                  (20088601)
<GROSS-ADVISORY-FEES>                          2848000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                4928000
<AVERAGE-NET-ASSETS>                         351882000
<PER-SHARE-NAV-BEGIN>                             9.50
<PER-SHARE-NII>                                   0.51
<PER-SHARE-GAIN-APPREC>                         (0.24)
<PER-SHARE-DIVIDEND>                            (0.51)
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               9.26
<EXPENSE-RATIO>                                   0.95
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER INTERMEDIATE BOND FUND
<SERIES>
   <NUMBER> 095
   <NAME> CLASS Y

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        602406696
<INVESTMENTS-AT-VALUE>                       592531505
<RECEIVABLES>                                 11554336
<ASSETS-OTHER>                                   46454
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               604132295
<PAYABLE-FOR-SECURITIES>                       3992520
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                     52441720
<TOTAL-LIABILITIES>                           56434240
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     577380263
<SHARES-COMMON-STOCK>                         20880624
<SHARES-COMMON-PRIOR>                         23878728
<ACCUMULATED-NII-CURRENT>                       934341
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                              0
<OVERDISTRIBUTION-GAINS>                    (20741358)
<ACCUM-APPREC-OR-DEPREC>                     (9875191)
<NET-ASSETS>                                 547698055
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                             36042545
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (4927957)
<NET-INVESTMENT-INCOME>                       31114588
<REALIZED-GAINS-CURRENT>                      (638020)
<APPREC-INCREASE-CURRENT>                   (13474110)
<NET-CHANGE-FROM-OPS>                         17002458
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                   (11485716)
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        5048703
<NUMBER-OF-SHARES-REDEEMED>                  (8067135)
<SHARES-REINVESTED>                              20328
<NET-CHANGE-IN-ASSETS>                      (43052359)
<ACCUMULATED-NII-PRIOR>                         669522
<ACCUMULATED-GAINS-PRIOR>                            0
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                  (20088601)
<GROSS-ADVISORY-FEES>                          2848000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                4928000
<AVERAGE-NET-ASSETS>                         206333000
<PER-SHARE-NAV-BEGIN>                             9.50
<PER-SHARE-NII>                                   0.54
<PER-SHARE-GAIN-APPREC>                         (0.25)
<PER-SHARE-DIVIDEND>                            (0.53)
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               9.26
<EXPENSE-RATIO>                                   0.70
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE BOND FUND
<SERIES>
   <NUMBER> 161
   <NAME> CLASS A

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        176640914
<INVESTMENTS-AT-VALUE>                       177433641
<RECEIVABLES>                                  3329217
<ASSETS-OTHER>                                   26323
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               180789181
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       582202
<TOTAL-LIABILITIES>                             582202
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     177950517
<SHARES-COMMON-STOCK>                           233148
<SHARES-COMMON-PRIOR>                           234030
<ACCUMULATED-NII-CURRENT>                       135148
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        1328587
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                        792727
<NET-ASSETS>                                 180206979
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                              9539271
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (1891068)
<NET-INVESTMENT-INCOME>                        7648203
<REALIZED-GAINS-CURRENT>                       4151537
<APPREC-INCREASE-CURRENT>                    (9789711)
<NET-CHANGE-FROM-OPS>                          2010029
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      (97210)
<DISTRIBUTIONS-OF-GAINS>                       (93983)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                         326184
<NUMBER-OF-SHARES-REDEEMED>                   (334187)
<SHARES-REINVESTED>                               7121
<NET-CHANGE-IN-ASSETS>                      (21033874)
<ACCUMULATED-NII-PRIOR>                         167194
<ACCUMULATED-GAINS-PRIOR>                      4296663
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           971000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                1891000
<AVERAGE-NET-ASSETS>                           2466000
<PER-SHARE-NAV-BEGIN>                            10.73
<PER-SHARE-NII>                                   0.42
<PER-SHARE-GAIN-APPREC>                         (0.32)
<PER-SHARE-DIVIDEND>                            (0.42)
<PER-SHARE-DISTRIBUTIONS>                       (0.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              10.02
<EXPENSE-RATIO>                                   0.98
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE BOND FUND
<SERIES>
   <NUMBER> 162
   <NAME> CLASS B

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        176640914
<INVESTMENTS-AT-VALUE>                       177433641
<RECEIVABLES>                                  3329217
<ASSETS-OTHER>                                   26323
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               180789181
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       582202
<TOTAL-LIABILITIES>                             582202
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     177950517
<SHARES-COMMON-STOCK>                            76164
<SHARES-COMMON-PRIOR>                            45580
<ACCUMULATED-NII-CURRENT>                       135148
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        1328587
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                        792727
<NET-ASSETS>                                 180206979
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                              9539271
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (1891068)
<NET-INVESTMENT-INCOME>                        7648203
<REALIZED-GAINS-CURRENT>                       4151537
<APPREC-INCREASE-CURRENT>                    (9789711)
<NET-CHANGE-FROM-OPS>                          2010029
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                      (23614)
<DISTRIBUTIONS-OF-GAINS>                       (25703)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                         119587
<NUMBER-OF-SHARES-REDEEMED>                    (89391)
<SHARES-REINVESTED>                                388
<NET-CHANGE-IN-ASSETS>                      (21033874)
<ACCUMULATED-NII-PRIOR>                         167194
<ACCUMULATED-GAINS-PRIOR>                      4296663
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           971000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                1891000
<AVERAGE-NET-ASSETS>                            735000
<PER-SHARE-NAV-BEGIN>                            10.74
<PER-SHARE-NII>                                   0.34
<PER-SHARE-GAIN-APPREC>                         (0.33)
<PER-SHARE-DIVIDEND>                            (0.34)
<PER-SHARE-DISTRIBUTIONS>                       (0.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              10.02
<EXPENSE-RATIO>                                   1.73
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE BOND FUND
<SERIES>
   <NUMBER> 163
   <NAME> CLASS C

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        176640914
<INVESTMENTS-AT-VALUE>                       177433641
<RECEIVABLES>                                  3329217
<ASSETS-OTHER>                                   26323
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               180789181
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       582202
<TOTAL-LIABILITIES>                             582202
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     177950517
<SHARES-COMMON-STOCK>                            41800
<SHARES-COMMON-PRIOR>                             3850
<ACCUMULATED-NII-CURRENT>                       135148
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        1328587
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                        792727
<NET-ASSETS>                                 180206979
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                              9539271
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (1891068)
<NET-INVESTMENT-INCOME>                        7648203
<REALIZED-GAINS-CURRENT>                       4151537
<APPREC-INCREASE-CURRENT>                    (9789711)
<NET-CHANGE-FROM-OPS>                          2010029
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                       (2137)
<DISTRIBUTIONS-OF-GAINS>                        (1675)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                          42972
<NUMBER-OF-SHARES-REDEEMED>                     (5081)
<SHARES-REINVESTED>                                 59
<NET-CHANGE-IN-ASSETS>                      (21033874)
<ACCUMULATED-NII-PRIOR>                         167194
<ACCUMULATED-GAINS-PRIOR>                      4296663
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           971000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                1891000
<AVERAGE-NET-ASSETS>                             67000
<PER-SHARE-NAV-BEGIN>                            10.73
<PER-SHARE-NII>                                   0.34
<PER-SHARE-GAIN-APPREC>                         (0.33)
<PER-SHARE-DIVIDEND>                            (0.34)
<PER-SHARE-DISTRIBUTIONS>                       (0.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              10.01
<EXPENSE-RATIO>                                   1.73
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE BOND FUND
<SERIES>
   <NUMBER> 164
   <NAME> CLASS K

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        176640914
<INVESTMENTS-AT-VALUE>                       177433641
<RECEIVABLES>                                  3329217
<ASSETS-OTHER>                                   26323
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               180789181
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       582202
<TOTAL-LIABILITIES>                             582202
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     177950517
<SHARES-COMMON-STOCK>                         17339232
<SHARES-COMMON-PRIOR>                         18067230
<ACCUMULATED-NII-CURRENT>                       135148
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        1328587
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                        792727
<NET-ASSETS>                                 180206979
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                              9539271
<OTHER-INCOME>                                       0
<EXPENSES-NET>                               (1891068)
<NET-INVESTMENT-INCOME>                        7648203
<REALIZED-GAINS-CURRENT>                       4151537
<APPREC-INCREASE-CURRENT>                    (9789711)
<NET-CHANGE-FROM-OPS>                          2010029
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                    (7417078)
<DISTRIBUTIONS-OF-GAINS>                     (6883736)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        1845545
<NUMBER-OF-SHARES-REDEEMED>                  (2573738)
<SHARES-REINVESTED>                                195
<NET-CHANGE-IN-ASSETS>                      (21033874)
<ACCUMULATED-NII-PRIOR>                         167194
<ACCUMULATED-GAINS-PRIOR>                      4296663
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                           971000
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                1891000
<AVERAGE-NET-ASSETS>                         187446000
<PER-SHARE-NAV-BEGIN>                            10.74
<PER-SHARE-NII>                                   0.42
<PER-SHARE-GAIN-APPREC>                         (0.32)
<PER-SHARE-DIVIDEND>                            (0.42)
<PER-SHARE-DISTRIBUTIONS>                       (0.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              10.03
<EXPENSE-RATIO>                                   0.98
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000855022
<NAME> MUNDER TAX-FREE BOND FUND
<SERIES>
   <NUMBER> 165
   <NAME> CLASS Y

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-START>                             JUL-01-1998
<PERIOD-END>                               JUN-30-1999
<INVESTMENTS-AT-COST>                        176640914
<INVESTMENTS-AT-VALUE>                       177433641
<RECEIVABLES>                                  3329217
<ASSETS-OTHER>                                   26323
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               180789181
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       582202
<TOTAL-LIABILITIES>                             582202
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     177950517
<SHARES-COMMON-STOCK>                           282092
<SHARES-COMMON-PRIOR>                           384081
<ACCUMULATED-NII-CURRENT>                       135148
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                        1328587
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                        792727
<NET-ASSETS>                                 180206979
<DIVIDEND-INCOME>                                    0
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<EXPENSES-NET>                               (1891068)
<NET-INVESTMENT-INCOME>                        7648203
<REALIZED-GAINS-CURRENT>                       4151537
<APPREC-INCREASE-CURRENT>                    (9789711)
<NET-CHANGE-FROM-OPS>                          2010029
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                     (144808)
<DISTRIBUTIONS-OF-GAINS>                      (114516)
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                         104036
<NUMBER-OF-SHARES-REDEEMED>                   (207087)
<SHARES-REINVESTED>                               1062
<NET-CHANGE-IN-ASSETS>                      (21033874)
<ACCUMULATED-NII-PRIOR>                         167194
<ACCUMULATED-GAINS-PRIOR>                      4296663
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
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<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                1891000
<AVERAGE-NET-ASSETS>                           3477000
<PER-SHARE-NAV-BEGIN>                            10.73
<PER-SHARE-NII>                                   0.45
<PER-SHARE-GAIN-APPREC>                         (0.32)
<PER-SHARE-DIVIDEND>                            (0.45)
<PER-SHARE-DISTRIBUTIONS>                       (0.39)
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              10.02
<EXPENSE-RATIO>                                   0.73
[AVG-DEBT-OUTSTANDING]                               0
[AVG-DEBT-PER-SHARE]                                 0


</TABLE>


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