<PAGE> PAGE 1
000 A000000 08/31/1999
000 C000000 0000902844
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 DIVERSIFIED INVESTORS FUNDS GROUP
001 B000000 811-7674
001 C000000 9146973848
002 A000000 4 MANHATTANVILLE ROAD
002 B000000 PURCHASE
002 C000000 NY
002 D010000 10577
003 000000 Y
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 16
007 C010100 1
007 C010200 2
007 C010300 3
007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
007 C011100 11
007 C011200 12
007 C011300 13
007 C011400 14
007 C011500 15
007 C011600 16
007 C021600 STOCK INDEX
007 C031600 N
007 C011700 17
007 C011800 18
007 C011900 19
007 C012000 20
007 C012100 21
007 C012200 22
007 C012300 23
007 C012400 24
007 C012500 25
007 C012600 26
007 C012700 27
<PAGE> PAGE 2
007 C012800 28
007 C012900 29
007 C013000 30
020 C000001 0
020 C000002 0
020 C000003 0
020 C000004 0
020 C000005 0
020 C000006 0
020 C000007 0
020 C000008 0
020 C000009 0
020 C000010 0
021 000000 0
022 A000001 BARCLAYS GLOBAL FUND ADVISORS
022 B000001 0000000000
022 C000001 691310
022 D000001 189310
022 C000002 0
022 D000002 0
022 C000003 0
022 D000003 0
022 C000004 0
022 D000004 0
022 C000005 0
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022 C000006 0
022 D000006 0
022 C000007 0
022 D000007 0
022 C000008 0
022 D000008 0
022 C000009 0
022 D000009 0
022 C000010 0
022 D000010 0
023 C000000 691310
023 D000000 189310
026 A000000 N
026 B000000 N
026 C000000 N
026 D000000 N
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 Y
077 A000000 N
078 000000 N
086 A010000 0
<PAGE> PAGE 3
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
008 A001601 DIVERSIFIED INVESTMENT ADVISORS, INC.
008 B001601 A
008 C001601 801-42910
008 D011601 PURCHASE
008 D021601 NY
008 D031601 10577
008 A001602 BARCLAYS GLOBAL FUND ADVISORS
008 B001602 S
008 C001602 801-22609
008 D011602 SAN FRANCISCO
008 D021602 CA
008 D031602 94105
010 A001601 DIVERSIFIED INVESTMENT ADVISORS, INC.
010 B001601 801-42910
010 C011601 PURCHASE
010 C021601 NY
010 C031601 10577
011 A001601 DIVERSIFIED INVESTORS SECURITIES CORP.
011 B001601 8-45671
011 C011601 PURCHASE
011 C021601 NY
011 C031601 10577
012 A001601 DIVERSIFIED INVESTMENT ADVISORS, INC.
012 B001601 84-5484
012 C011601 PURCHASE
012 C021601 NY
012 C031601 10577
013 A001601 PRICEWATERHOUSECOOPERS, L.L.P
013 B011601 NEW YORK
013 B021601 NY
013 B031601 10019
014 A001601 DIVERSIFIED INVESTORS SECURITIES COPR.
014 B001601 8-45671
015 A001601 INVESTOR'S BANK & TRUST
015 B001601 C
015 C011601 BOSTON
015 C021601 MA
015 C031601 02116
015 E011601 X
018 001600 Y
<PAGE> PAGE 4
019 A001600 N
019 B001600 0
024 001600 N
025 D001601 0
025 D001602 0
025 D001603 0
025 D001604 0
025 D001605 0
025 D001606 0
025 D001607 0
025 D001608 0
028 A011600 0
028 A021600 0
028 A031600 0
028 A041600 0
028 B011600 9782
028 B021600 0
028 B031600 0
028 B041600 2
028 C011600 553
028 C021600 0
028 C031600 0
028 C041600 2
028 D011600 286
028 D021600 0
028 D031600 0
028 D041600 209
028 E011600 6996
028 E021600 0
028 E031600 0
028 E041600 50
028 F011600 664
028 F021600 0
028 F031600 0
028 F041600 68
028 G011600 18281
028 G021600 0
028 G031600 0
028 G041600 331
028 H001600 0
029 001600 N
030 A001600 0
030 B001600 0.00
030 C001600 0.00
031 A001600 0
031 B001600 0
032 001600 0
033 001600 0
034 001600 N
035 001600 0
036 B001600 0
<PAGE> PAGE 5
037 001600 N
038 001600 0
039 001600 N
040 001600 Y
041 001600 Y
042 A001600 0
042 B001600 0
042 C001600 0
042 D001600 100
042 E001600 0
042 F001600 0
042 G001600 0
042 H001600 0
043 001600 13
044 001600 0
045 001600 Y
046 001600 Y
047 001600 Y
048 001600 0.400
048 A011600 0
048 A021600 0.000
048 B011600 0
048 B021600 0.000
048 C011600 0
048 C021600 0.000
048 D011600 0
048 D021600 0.000
048 E011600 0
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048 F011600 0
048 F021600 0.000
048 G011600 0
048 G021600 0.000
048 H011600 0
048 H021600 0.000
048 I011600 0
048 I021600 0.000
048 J011600 0
048 J021600 0.000
048 K011600 0
048 K021600 0.000
049 001600 N
050 001600 N
051 001600 N
052 001600 N
053 A001600 Y
053 B001600 Y
053 C001600 N
054 A001600 Y
054 B001600 Y
054 C001600 N
<PAGE> PAGE 6
054 D001600 N
054 E001600 N
054 F001600 N
054 G001600 N
054 H001600 N
054 I001600 N
054 J001600 N
054 K001600 N
054 L001600 N
054 M001600 Y
054 N001600 Y
054 O001600 N
055 A001600 N
055 B001600 N
056 001600 N
057 001600 N
058 A001600 N
059 001600 Y
060 A001600 Y
060 B001600 Y
061 001600 0
062 A001600 N
062 B001600 0.0
062 C001600 0.0
062 D001600 0.0
062 E001600 0.0
062 F001600 0.0
062 G001600 0.0
062 H001600 0.0
062 I001600 0.0
062 J001600 0.0
062 K001600 0.0
062 L001600 0.0
062 M001600 0.0
062 N001600 0.0
062 O001600 0.0
062 P001600 0.0
062 Q001600 0.0
062 R001600 0.0
063 A001600 0
063 B001600 0.0
066 A001600 N
067 001600 N
068 A001600 N
068 B001600 N
069 001600 Y
070 A011600 N
070 A021600 N
070 B011600 N
070 B021600 N
070 C011600 N
<PAGE> PAGE 7
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
070 J011600 N
070 J021600 N
070 K011600 Y
070 K021600 Y
070 L011600 N
070 L021600 N
070 M011600 N
070 M021600 N
070 N011600 N
070 N021600 N
070 O011600 N
070 O021600 N
070 P011600 N
070 P021600 N
070 Q011600 N
070 Q021600 N
070 R011600 N
070 R021600 N
071 A001600 0
071 B001600 0
071 C001600 0
071 D001600 0
072 A001600 6
072 B001600 20
072 C001600 68
072 D001600 0
072 E001600 -8
072 F001600 22
072 G001600 0
072 H001600 0
072 I001600 0
072 J001600 3
072 K001600 0
072 L001600 3
072 M001600 0
072 N001600 11
072 O001600 0
072 P001600 0
<PAGE> PAGE 8
072 Q001600 0
072 R001600 5
072 S001600 0
072 T001600 14
072 U001600 0
072 V001600 0
072 W001600 0
072 X001600 58
072 Y001600 23
072 Z001600 45
072AA001600 367
072BB001600 0
072CC011600 0
072CC021600 667
072DD011600 0
072DD021600 0
072EE001600 0
073 A011600 0.0000
073 A021600 0.0000
073 B001600 0.0000
073 C001600 0.0000
074 A001600 0
074 B001600 0
074 C001600 0
074 D001600 0
074 E001600 0
074 F001600 0
074 G001600 0
074 H001600 0
074 I001600 17722
074 J001600 0
074 K001600 23
074 L001600 0
074 M001600 0
074 N001600 17745
074 O001600 0
074 P001600 0
074 Q001600 0
074 R011600 0
074 R021600 0
074 R031600 0
074 R041600 50
074 S001600 0
074 T001600 17695
074 U011600 1710
074 U021600 0
074 V011600 10.35
074 V021600 0.00
074 W001600 0.0000
074 X001600 0
074 Y001600 0
<PAGE> PAGE 9
075 A001600 0
075 B001600 11247
076 001600 0.00
080 A001600 NAT'L UNION FIRE INSURANCE CO. OF PITT, PA
080 C001600 12000
081 A001600 Y
081 B001600 8
082 A001600 Y
082 B001600 50
083 A001600 N
083 B001600 0
084 A001600 N
084 B001600 0
085 A001600 Y
085 B001600 N
SIGNATURE AL SYLVAIN
TITLE VICE PRESIDENT
[ARTICLE] 6
[CIK]
[NAME] STOCK INDEX MUTUAL FUND
[MULTIPLIER] 1
<TABLE>
<S> <C>
[PERIOD-TYPE] 6-MOS
[FISCAL-YEAR-END] DEC-31-1999
[PERIOD-END] AUG-31-1999
[INVESTMENTS-AT-COST] 17721695
[INVESTMENTS-AT-VALUE] 0
[RECEIVABLES] 22869
[ASSETS-OTHER] 0
[OTHER-ITEMS-ASSETS] 0
[TOTAL-ASSETS] 17744564
[PAYABLE-FOR-SECURITIES] 0
[SENIOR-LONG-TERM-DEBT] 0
[OTHER-ITEMS-LIABILITIES] 49434
[TOTAL-LIABILITIES] 17695130
[SENIOR-EQUITY] 0
[PAID-IN-CAPITAL-COMMON] 17950273
[SHARES-COMMON-STOCK] 1710351
[SHARES-COMMON-PRIOR] 0
[ACCUMULATED-NII-CURRENT] 44619
[OVERDISTRIBUTION-NII] 0
[ACCUMULATED-NET-GAINS] 366808
[OVERDISTRIBUTION-GAINS] 0
[ACCUM-APPREC-OR-DEPREC] (666570)
[NET-ASSETS] 17695130
[DIVIDEND-INCOME] 0
[INTEREST-INCOME] 0
[OTHER-INCOME] 79587
[EXPENSES-NET] 34968
[NET-INVESTMENT-INCOME] 44619
[REALIZED-GAINS-CURRENT] 366808
[APPREC-INCREASE-CURRENT] (666570)
[NET-CHANGE-FROM-OPS] (255143)
[EQUALIZATION] 0
[DISTRIBUTIONS-OF-INCOME] 0
[DISTRIBUTIONS-OF-GAINS] 0
[DISTRIBUTIONS-OTHER] 0
[NUMBER-OF-SHARES-SOLD] 18281
[NUMBER-OF-SHARES-REDEEMED] 331
[SHARES-REINVESTED] 0
[NET-CHANGE-IN-ASSETS] 17695130
[ACCUMULATED-NII-PRIOR] 0
[ACCUMULATED-GAINS-PRIOR] 0
[OVERDISTRIB-NII-PRIOR] 0
[OVERDIST-NET-GAINS-PRIOR] 0
[GROSS-ADVISORY-FEES] 21570
[INTEREST-EXPENSE] 0
[GROSS-EXPENSE] 57837
[AVERAGE-NET-ASSETS] 11247317
[PER-SHARE-NAV-BEGIN] 10.00
[PER-SHARE-NII] .04
[PER-SHARE-GAIN-APPREC] .31
[PER-SHARE-DIVIDEND] 0
[PER-SHARE-DISTRIBUTIONS] 0
[RETURNS-OF-CAPITAL] 0
[PER-SHARE-NAV-END] 10.35
[EXPENSE-RATIO] .65
</TABLE>
