<PAGE> PAGE 1
000 A000000 10/31/95
000 C000000 0000063075
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 Y
000 H000000 N
000 I000000 2.2
000 J000000 A
001 A000000 MFS SERIES TRUST IX
001 B000000 811-2464
001 C000000 6179545000
002 A000000 500 BOYLSTON STREET
002 B000000 BOSTON
002 C000000 MA
002 D010000 02116
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 3
007 C010100 1
007 C020100 MFS BOND FUND
007 C030100 N
007 C010200 2
007 C020200 MFS LIMITED MATURITY FUND
007 C030200 N
007 C010300 3
007 C020300 MFS MUNICIPAL LIMITED MATURITY FUND
007 C030300 N
008 A00AA01 MASSACHUSETTS FINANCIAL SERVICES COMPANY
008 B00AA01 A
008 C00AA01 801-17352
008 D01AA01 BOSTON
008 D02AA01 MA
008 D03AA01 02116
011 A00AA01 MFS FUND DISTRIBUTORS, INC.
011 B00AA01 8-27864
011 C01AA01 BOSTON
011 C02AA01 MA
011 C03AA01 02116
012 A00AA01 MFS SERVICE CENTER, INC.
012 B00AA01 84-1316
012 C01AA01 BOSTON
012 C02AA01 MA
012 C03AA01 02116
013 A00AA01 DELOITTE & TOUCHE LLP
013 B01AA01 BOSTON
013 B02AA01 MA
013 B03AA01 02110
<PAGE> PAGE 2
018 00AA00 Y
019 A00AA00 Y
019 B00AA00 50
019 C00AA00 MASSFINSER
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 LEHMAN BROTHERS
022 B000001 13-2518466
022 C000001 2206111
022 D000001 202587
022 A000002 PRUDENTIAL SECURITIES
022 B000002 22-2347336
022 C000002 759288
022 D000002 8697
022 A000003 MERRILL LYNCH
022 B000003 13-5674085
022 C000003 146710
022 D000003 119999
022 A000004 GOLDMAN SACHS & CO
022 B000004 13-5108880
022 C000004 143185
022 D000004 97409
022 A000005 GREENWICH SECURITIES
022 B000005 13-2697091
022 C000005 113212
022 D000005 69809
022 A000006 CS FIRST BOSTON
022 B000006 13-5659485
022 C000006 97951
022 D000006 63172
022 A000007 MORGAN STANLEY
022 B000007 13-2655998
022 C000007 69209
022 D000007 65618
022 A000008 SALOMON BROTHERS INC.
022 B000008 13-3082694
022 C000008 66393
022 D000008 64439
022 A000009 MORGAN J.P. SECURITIES
022 B000009 13-3224016
022 C000009 50702
022 D000009 61407
<PAGE> PAGE 3
022 A000010 BEAR STEARNS
022 B000010 13-3299429
022 C000010 40655
022 D000010 46025
023 C000000 4010406
023 D000000 1117471
026 A000000 Y
026 B000000 Y
026 C000000 N
026 D000000 Y
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 Y
054 A00AA00 Y
054 B00AA00 Y
054 C00AA00 N
054 D00AA00 N
054 E00AA00 N
054 F00AA00 N
054 G00AA00 N
054 H00AA00 Y
054 I00AA00 N
054 J00AA00 Y
054 K00AA00 N
054 L00AA00 N
054 M00AA00 Y
054 N00AA00 N
054 O00AA00 N
058 A00AA00 N
059 00AA00 Y
060 A00AA00 Y
060 B00AA00 Y
061 00AA00 1000
077 A000000 Y
077 B000000 Y
077 C000000 N
077 D000000 N
077 E000000 N
077 F000000 N
077 G000000 N
077 H000000 N
077 I000000 N
077 J000000 N
077 K000000 N
077 L000000 N
077 M000000 N
077 N000000 N
077 O000000 N
<PAGE> PAGE 4
077 P000000 Y
077 Q010000 Y
077 Q020000 N
077 Q030000 N
078 000000 N
080 A00AA00 NATIONAL UNION INSURANCE CO.
080 B00AA00 ICI MUTUAL
080 C00AA00 60000
081 A00AA00 Y
081 B00AA00 102
082 A00AA00 Y
082 B00AA00 100
083 A00AA00 N
083 B00AA00 0
084 A00AA00 N
084 B00AA00 0
085 A00AA00 Y
085 B00AA00 N
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
086 A01AA00 0
086 A02AA00 0
086 B01AA00 0
086 B02AA00 0
086 C01AA00 0
086 C02AA00 0
086 D01AA00 0
086 D02AA00 0
086 E01AA00 0
086 E02AA00 0
086 F01AA00 0
086 F02AA00 0
015 A000101 INVESTORS BANK & TRUST COMPANY
015 B000101 C
015 C010101 BOSTON
015 C020101 MA
015 C030101 02111
015 E010101 X
015 A000102 BANK OF NEW YORK
015 B000102 S
015 C010102 NEW YORK
<PAGE> PAGE 5
015 C020102 NY
015 C030102 10286
015 E010102 X
015 A000103 CHASE MANHATTAN BANK
015 B000103 S
015 C010103 NEW YORK
015 C020103 NY
015 C030103 10036
015 E040103 X
024 000100 N
025 D000101 0
025 D000102 0
025 D000103 0
025 D000104 0
025 D000105 0
025 D000106 0
025 D000107 0
025 D000108 0
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028 A020100 2360
028 A030100 0
028 A040100 8316
028 B010100 28323
028 B020100 2394
028 B030100 0
028 B040100 9252
028 C010100 13639
028 C020100 2525
028 C030100 0
028 C040100 35545
028 D010100 20741
028 D020100 2414
028 D030100 0
028 D040100 19032
028 E010100 52240
028 E020100 2435
028 E030100 0
028 E040100 17507
028 F010100 23353
028 F020100 2618
028 F030100 0
028 F040100 23478
028 G010100 150984
028 G020100 14746
028 G030100 0
028 G040100 113130
028 H000100 78689
029 000100 Y
030 A000100 582
030 B000100 4.75
030 C000100 0.00
<PAGE> PAGE 6
031 A000100 76
031 B000100 0
032 000100 506
033 000100 0
034 000100 Y
035 000100 113
036 A000100 N
036 B000100 0
037 000100 N
038 000100 0
039 000100 N
040 000100 Y
041 000100 Y
042 A000100 0
042 B000100 0
042 C000100 11
042 D000100 89
042 E000100 0
042 F000100 0
042 G000100 0
042 H000100 0
043 000100 1329
044 000100 0
045 000100 Y
046 000100 N
047 000100 N
048 000100 0.000
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 Y
<PAGE> PAGE 7
051 000100 N
052 000100 N
053 A000100 Y
053 C000100 Y
055 A000100 N
055 B000100 N
056 000100 Y
057 000100 N
062 A000100 Y
062 B000100 0.0
062 C000100 0.0
062 D000100 9.7
062 E000100 0.0
062 F000100 0.0
062 G000100 0.0
062 H000100 0.0
062 I000100 0.8
062 J000100 0.0
062 K000100 0.0
062 L000100 0.0
062 M000100 17.3
062 N000100 21.3
062 O000100 0.0
062 P000100 45.8
062 Q000100 4.9
062 R000100 0.2
063 A000100 0
063 B000100 11.0
064 A000100 Y
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 Y
070 C020100 Y
070 D010100 N
070 D020100 N
070 E010100 Y
070 E020100 Y
070 F010100 N
070 F020100 N
070 G010100 Y
070 G020100 Y
070 H010100 N
070 H020100 N
<PAGE> PAGE 8
070 I010100 N
070 I020100 N
070 J010100 Y
070 J020100 Y
070 K010100 Y
070 K020100 N
070 L010100 Y
070 L020100 Y
070 M010100 Y
070 M020100 Y
070 N010100 Y
070 N020100 N
070 O010100 Y
070 O020100 N
070 P010100 Y
070 P020100 Y
070 Q010100 N
070 Q020100 N
070 R010100 N
070 R020100 N
071 A000100 1016356
071 B000100 949788
071 C000100 589856
071 D000100 161
072 A000100 6
072 B000100 25435
072 C000100 0
072 D000100 0
072 E000100 0
072 F000100 1232
072 G000100 0
072 H000100 0
072 I000100 489
072 J000100 138
072 K000100 89
072 L000100 30
072 M000100 24
072 N000100 0
072 O000100 0
072 P000100 0
072 Q000100 0
072 R000100 31
072 S000100 4
072 T000100 1329
072 U000100 0
072 V000100 0
072 W000100 220
072 X000100 3586
072 Y000100 290
072 Z000100 22139
072AA000100 21943
<PAGE> PAGE 9
072BB000100 0
072CC010100 7891
072CC020100 0
072DD010100 21573
072DD020100 2844
072EE000100 0
073 A010100 0.4800
073 A020100 0.4400
073 B000100 0.0000
073 C000100 0.0000
074 A000100 1
074 B000100 62487
074 C000100 5002
074 D000100 574940
074 E000100 3045
074 F000100 0
074 G000100 0
074 H000100 0
074 I000100 0
074 J000100 18712
074 K000100 774
074 L000100 10884
074 M000100 16
074 N000100 675861
074 O000100 30290
074 P000100 776
074 Q000100 0
074 R010100 0
074 R020100 0
074 R030100 0
074 R040100 1057
074 S000100 0
074 T000100 643738
074 U010100 39290
074 U020100 7643
074 V010100 13.39
074 V020100 13.35
074 W000100 0.0000
074 X000100 36794
074 Y000100 0
075 A000100 0
075 B000100 609075
076 000100 0.00
015 A000201 INVESTORS BANK & TRUST COMPANY
015 B000201 C
015 C010201 BOSTON
015 C020201 MA
015 C030201 02111
015 E010201 X
015 A000202 BANK OF NEW YORK
015 B000202 S
<PAGE> PAGE 10
015 C010202 NEW YORK
015 C020202 NY
015 C030202 10286
015 E010202 X
015 A000203 CHASE MANHATTAN BANK
015 B000203 S
015 C010203 NEW YORK
015 C020203 NY
015 C030203 10036
015 E040203 X
024 000200 N
028 A010200 4712
028 A020200 0
028 A030200 0
028 A040200 2672
028 B010200 4025
028 B020200 454
028 B030200 0
028 B040200 4244
028 C010200 5091
028 C020200 452
028 C030200 0
028 C040200 3702
028 D010200 3496
028 D020200 455
028 D030200 0
028 D040200 4177
028 E010200 7405
028 E020200 446
028 E030200 0
028 E040200 3610
028 F010200 4787
028 F020200 908
028 F030200 0
028 F040200 5624
028 G010200 29516
028 G020200 2715
028 G030200 0
028 G040200 24029
028 H000200 16115
029 000200 Y
030 A000200 139
030 B000200 2.50
030 C000200 0.00
031 A000200 16
031 B000200 0
032 000200 123
033 000200 0
034 000200 Y
035 000200 16
036 A000200 N
<PAGE> PAGE 11
036 B000200 0
037 000200 N
038 000200 0
039 000200 N
040 000200 Y
041 000200 Y
042 A000200 0
042 B000200 0
042 C000200 5
042 D000200 95
042 E000200 0
042 F000200 0
042 G000200 0
042 H000200 0
043 000200 180
044 000200 0
045 000200 Y
046 000200 N
047 000200 Y
048 000200 0.550
048 A010200 0
048 A020200 0.000
048 B010200 0
048 B020200 0.000
048 C010200 0
048 C020200 0.000
048 D010200 0
048 D020200 0.000
048 E010200 0
048 E020200 0.000
048 F010200 0
048 F020200 0.000
048 G010200 0
048 G020200 0.000
048 H010200 0
048 H020200 0.000
048 I010200 0
048 I020200 0.000
048 J010200 0
048 J020200 0.000
048 K010200 0
048 K020200 0.000
049 000200 N
050 000200 N
051 000200 N
052 000200 N
053 A000200 Y
053 C000200 Y
055 A000200 N
055 B000200 N
056 000200 Y
<PAGE> PAGE 12
057 000200 N
062 A000200 Y
062 B000200 0.0
062 C000200 0.0
062 D000200 1.2
062 E000200 0.0
062 F000200 0.0
062 G000200 0.0
062 H000200 0.0
062 I000200 0.0
062 J000200 0.0
062 K000200 0.0
062 L000200 0.0
062 M000200 14.5
062 N000200 0.8
062 O000200 0.0
062 P000200 74.0
062 Q000200 0.0
062 R000200 10.3
063 A000200 0
063 B000200 2.9
064 A000200 Y
064 B000200 N
066 A000200 N
067 000200 N
068 A000200 N
068 B000200 N
069 000200 N
070 A010200 Y
070 A020200 Y
070 B010200 N
070 B020200 N
070 C010200 N
070 C020200 N
070 D010200 N
070 D020200 N
070 E010200 Y
070 E020200 N
070 F010200 N
070 F020200 N
070 G010200 Y
070 G020200 N
070 H010200 N
070 H020200 N
070 I010200 N
070 I020200 N
070 J010200 Y
070 J020200 Y
070 K010200 Y
070 K020200 N
070 L010200 Y
<PAGE> PAGE 13
070 L020200 N
070 M010200 N
070 M020200 N
070 N010200 Y
070 N020200 N
070 O010200 Y
070 O020200 N
070 P010200 Y
070 P020200 N
070 Q010200 N
070 Q020200 N
070 R010200 N
070 R020200 N
071 A000200 200070
071 B000200 190960
071 C000200 110422
071 D000200 173
072 A000200 6
072 B000200 4553
072 C000200 0
072 D000200 0
072 E000200 0
072 F000200 227
072 G000200 0
072 H000200 0
072 I000200 92
072 J000200 22
072 K000200 8
072 L000200 6
072 M000200 12
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072 O000200 0
072 P000200 0
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072 R000200 6
072 S000200 2
072 T000200 180
072 U000200 2
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072 X000200 639
072 Y000200 3
072 Z000200 3917
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072CC020200 0
072DD010200 3713
072DD020200 594
072EE000200 0
073 A010200 0.2400
<PAGE> PAGE 14
073 A020200 0.2200
073 B000200 0.0000
073 C000200 0.0000
074 A000200 0
074 B000200 1408
074 C000200 0
074 D000200 103914
074 E000200 0
074 F000200 0
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074 H000200 0
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074 J000200 10537
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074 L000200 1688
074 M000200 8
074 N000200 117676
074 O000200 0
074 P000200 68
074 Q000200 0
074 R010200 0
074 R020200 0
074 R030200 0
074 R040200 252
074 S000200 0
074 T000200 117356
074 U010200 12308
074 U020200 3090
074 V010200 7.21
074 V020200 7.20
074 W000200 0.0000
074 X000200 3289
074 Y000200 0
075 A000200 0
075 B000200 113146
076 000200 0.00
015 A000301 STATE STREET BANK & TRUST COMPANY
015 B000301 C
015 C010301 BOSTON
015 C020301 MA
015 C030301 02110
015 E010301 X
015 A000302 BANK OF NEW YORK
015 B000302 S
015 C010302 NEW YORK
015 C020302 NY
015 C030302 10286
015 E010302 X
015 A000303 CHEMICAL BANK
015 B000303 S
015 C010303 NEW YORK
<PAGE> PAGE 15
015 C020303 NY
015 C030303 10041
015 E010303 X
015 A000304 MORGAN GUARANTY TRUST COMPANY
015 B000304 S
015 C010304 NEW YORK
015 C020304 NY
015 C030304 10015
015 E010304 X
015 A000305 BANKERS TRUST COMPANY
015 B000305 S
015 C010305 NEW YORK
015 C020305 NY
015 C030305 10015
015 E010305 X
024 000300 N
028 A010300 1052
028 A020300 162
028 A030300 0
028 A040300 3750
028 B010300 2135
028 B020300 161
028 B030300 0
028 B040300 3172
028 C010300 2607
028 C020300 155
028 C030300 0
028 C040300 3761
028 D010300 1177
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028 D040300 3053
028 E010300 1649
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028 E040300 2978
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028 F040300 1582
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030 C000300 0.00
031 A000300 6
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<PAGE> PAGE 16
032 000300 62
033 000300 0
034 000300 Y
035 000300 30
036 A000300 N
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037 000300 N
038 000300 0
039 000300 N
040 000300 Y
041 000300 Y
042 A000300 0
042 B000300 0
042 C000300 14
042 D000300 86
042 E000300 0
042 F000300 0
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043 000300 90
044 000300 0
045 000300 Y
046 000300 N
047 000300 Y
048 000300 0.550
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048 B010300 0
048 B020300 0.000
048 C010300 0
048 C020300 0.000
048 D010300 0
048 D020300 0.000
048 E010300 0
048 E020300 0.000
048 F010300 0
048 F020300 0.000
048 G010300 0
048 G020300 0.000
048 H010300 0
048 H020300 0.000
048 I010300 0
048 I020300 0.000
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048 K020300 0.000
049 000300 N
050 000300 N
051 000300 N
052 000300 N
<PAGE> PAGE 17
053 A000300 Y
053 B000300 N
053 C000300 Y
055 A000300 Y
055 B000300 N
056 000300 Y
057 000300 N
062 A000300 Y
062 B000300 0.0
062 C000300 0.0
062 D000300 0.0
062 E000300 0.1
062 F000300 0.0
062 G000300 0.0
062 H000300 0.0
062 I000300 0.0
062 J000300 0.0
062 K000300 0.0
062 L000300 0.0
062 M000300 0.0
062 N000300 0.0
062 O000300 99.7
062 P000300 0.0
062 Q000300 0.0
062 R000300 0.2
063 A000300 0
063 B000300 4.0
064 A000300 Y
064 B000300 N
066 A000300 N
067 000300 N
068 A000300 N
068 B000300 N
069 000300 N
070 A010300 Y
070 A020300 N
070 B010300 N
070 B020300 N
070 C010300 Y
070 C020300 N
070 D010300 N
070 D020300 N
070 E010300 Y
070 E020300 N
070 F010300 N
070 F020300 N
070 G010300 Y
070 G020300 N
070 H010300 N
070 H020300 N
070 I010300 N
<PAGE> PAGE 18
070 I020300 N
070 J010300 Y
070 J020300 N
070 K010300 Y
070 K020300 N
070 L010300 N
070 L020300 N
070 M010300 N
070 M020300 N
070 N010300 Y
070 N020300 N
070 O010300 Y
070 O020300 N
070 P010300 Y
070 P020300 N
070 Q010300 N
070 Q020300 N
070 R010300 N
070 R020300 N
071 A000300 13610
071 B000300 19426
071 C000300 69449
071 D000300 20
072 A000300 6
072 B000300 1730
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072 D000300 0
072 E000300 0
072 F000300 141
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<PAGE> PAGE 19
072CC010300 1274
072CC020300 0
072DD010300 1328
072DD020300 126
072EE000300 0
073 A010300 0.1500
073 A020300 0.1200
073 B000300 0.0000
073 C000300 0.0000
074 A000300 28
074 B000300 0
074 C000300 100
074 D000300 67480
074 E000300 0
074 F000300 0
074 G000300 0
074 H000300 0
074 I000300 0
074 J000300 0
074 K000300 46
074 L000300 1209
074 M000300 1
074 N000300 68863
074 O000300 1004
074 P000300 59
074 Q000300 0
074 R010300 0
074 R020300 0
074 R030300 0
074 R040300 77
074 S000300 0
074 T000300 67723
074 U010300 7572
074 U020300 1062
074 V010300 7.60
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SIGNATURE JAMES O. YOST
TITLE ASSISTANT TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION
EXTRACTED FROM THE FINANCIAL STATEMENTS OF MFS BOND FUND
CLASS A AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FIANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>011
<NAME> MFS BOND FUND CLASS A
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-1996
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 633,245,266
<INVESTMENTS-AT-VALUE> 645,474,822
<RECEIVABLES> 30,369,815
<ASSETS-OTHER> 15,576
<OTHER-ITEMS-ASSETS> 603
<TOTAL-ASSETS> 675,860,816
<PAYABLE-FOR-SECURITIES> 30,290,108
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 1,833,205
<TOTAL-LIABILITIES> 32,123,313
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 642,166,069
<SHARES-COMMON-STOCK> 39,290,007
<SHARES-COMMON-PRIOR> 37,534,683
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (365,616)
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (9,746,217)
<ACCUM-APPREC-OR-DEPREC> 11,683,267
<NET-ASSETS> 643,737,503
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 25,434,670
<OTHER-INCOME> 0
<EXPENSES-NET> 3,295,687
<NET-INVESTMENT-INCOME> 22,138,983
<REALIZED-GAINS-CURRENT> 21,942,914
<APPREC-INCREASE-CURRENT> 7,890,555
<NET-CHANGE-FROM-OPS> 51,972,452
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 18,353,552
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 5,946,893
<NUMBER-OF-SHARES-REDEEMED> (5,175,771)
<SHARES-REINVESTED> 984,202
<NET-CHANGE-IN-ASSETS> 560,677,656
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 931,468
<OVERDIST-NET-GAINS-PRIOR> (31,689,131)
<GROSS-ADVISORY-FEES> 1,232,338
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 3,586,112
<AVERAGE-NET-ASSETS> 607,841,794
<PER-SHARE-NAV-BEGIN> 12.71
<PER-SHARE-NII> 0.49
<PER-SHARE-GAIN-APPREC> 0.67
<PER-SHARE-DIVIDEND> (0.48)
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 13.39
<EXPENSE-RATIO> 0.95
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION
EXTRACTED FROM THE FINANCIAL STATEMENTS OF MFS BOND FUND
CLASS B AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FIANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>012
<NAME> MFS BOND FUND CLASS B
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-1996
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 633,245,266
<INVESTMENTS-AT-VALUE> 645,474,822
<RECEIVABLES> 30,369,815
<ASSETS-OTHER> 15,576
<OTHER-ITEMS-ASSETS> 603
<TOTAL-ASSETS> 675,860,816
<PAYABLE-FOR-SECURITIES> 30,290,108
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 1,833,205
<TOTAL-LIABILITIES> 32,123,313
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 642,166,069
<SHARES-COMMON-STOCK> 7,642,775
<SHARES-COMMON-PRIOR> 5,947,776
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (365,616)
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (9,746,217)
<ACCUM-APPREC-OR-DEPREC> 11,683,267
<NET-ASSETS> 643,737,503
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 25,434,670
<OTHER-INCOME> 0
<EXPENSES-NET> 3,295,687
<NET-INVESTMENT-INCOME> 22,138,983
<REALIZED-GAINS-CURRENT> 21,942,914
<APPREC-INCREASE-CURRENT> 7,890,555
<NET-CHANGE-FROM-OPS> 51,972,452
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 2,844,128
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 4,528,355
<NUMBER-OF-SHARES-REDEEMED> (2,954,777)
<SHARES-REINVESTED> 121,421
<NET-CHANGE-IN-ASSETS> 560,677,656
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 931,468
<OVERDIST-NET-GAINS-PRIOR> 31,689,131
<GROSS-ADVISORY-FEES> 1,232,338
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 3,586,112
<AVERAGE-NET-ASSETS> 607,841,794
<PER-SHARE-NAV-BEGIN> 12.69
<PER-SHARE-NII> 0.44
<PER-SHARE-GAIN-APPREC> 0.66
<PER-SHARE-DIVIDEND> 0.44
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 13.35
<EXPENSE-RATIO> 1.80
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION
EXTRACTED FROM THE FINANCIAL STATEMENTS OF MFS BOND FUND
CLASS C AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FIANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>013
<NAME> MFS BOND FUND CLASS C
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-1996
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 633,245,266
<INVESTMENTS-AT-VALUE> 645,474,822
<RECEIVABLES> 30,369,815
<ASSETS-OTHER> 15,576
<OTHER-ITEMS-ASSETS> 603
<TOTAL-ASSETS> 675,860,816
<PAYABLE-FOR-SECURITIES> 30,290,108
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 1,833,205
<TOTAL-LIABILITIES> 32,123,313
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 642,166,069
<SHARES-COMMON-STOCK> 1,158,207
<SHARES-COMMON-PRIOR> 644,347
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (365,616)
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (9,746,217)
<ACCUM-APPREC-OR-DEPREC> 11,683,267
<NET-ASSETS> 643,737,503
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 25,434,670
<OTHER-INCOME> 0
<EXPENSES-NET> 3,295,687
<NET-INVESTMENT-INCOME> 22,138,983
<REALIZED-GAINS-CURRENT> 21,942,914
<APPREC-INCREASE-CURRENT> 7,890,555
<NET-CHANGE-FROM-OPS> 51,972,452
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 375,451
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 942,944
<NUMBER-OF-SHARES-REDEEMED> (446,416)
<SHARES-REINVESTED> 17,332
<NET-CHANGE-IN-ASSETS> 560,677,656
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 931,468
<OVERDIST-NET-GAINS-PRIOR> (31,689,131)
<GROSS-ADVISORY-FEES> 1,232,338
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 3,586,112
<AVERAGE-NET-ASSETS> 607,841,794
<PER-SHARE-NAV-BEGIN> 12.68
<PER-SHARE-NII> 0.44
<PER-SHARE-GAIN-APPREC> 0.68
<PER-SHARE-DIVIDEND> 0.45
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 13.35
<EXPENSE-RATIO> 1.75
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF MFS MUNICIPAL LIMITED MATURITY FUND CLASS A AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FIANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>031
<NAME> MFS MUNICIPAL LIMITED MATURITY FUND CLASS A
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-1996
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 66,574,780
<INVESTMENTS-AT-VALUE> 67,579,650
<RECEIVABLES> 1,248,763
<ASSETS-OTHER> 6,798
<OTHER-ITEMS-ASSETS> 28,008
<TOTAL-ASSETS> 68,863,219
<PAYABLE-FOR-SECURITIES> 1,003,833
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 136,641
<TOTAL-LIABILITIES> 1,140,474
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 67,566,840
<SHARES-COMMON-STOCK> 7,572,409
<SHARES-COMMON-PRIOR> 8,632,654
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 17,795
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 831,170
<ACCUM-APPREC-OR-DEPREC> 1,004,870
<NET-ASSETS> 67,722,745
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 1,730,037
<OTHER-INCOME> 0
<EXPENSES-NET> 372,716
<NET-INVESTMENT-INCOME> 1,357,321
<REALIZED-GAINS-CURRENT> 58,895
<APPREC-INCREASE-CURRENT> 1,274,084
<NET-CHANGE-FROM-OPS> 2,690,300
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 1,173,691
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 869,231
<NUMBER-OF-SHARES-REDEEMED> 2,039,593
<SHARES-REINVESTED> 110,117
<NET-CHANGE-IN-ASSETS> 6,331,800
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 46,630
<OVERDIST-NET-GAINS-PRIOR> 890,065
<GROSS-ADVISORY-FEES> 141,469
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 366,977
<AVERAGE-NET-ASSETS> 70,414,198
<PER-SHARE-NAV-BEGIN> 7.45
<PER-SHARE-NII> 0.15
<PER-SHARE-GAIN-APPREC> 0.15
<PER-SHARE-DIVIDEND> 0.15
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 7.60
<EXPENSE-RATIO> 0.95
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF MFS MUNICIPAL LIMITED MATURITY FUND CLASS B AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FIANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>032
<NAME> MFS MUNICIPAL LIMITED MATURITY FUND CLASS B
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-1996
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 66,574,780
<INVESTMENTS-AT-VALUE> 67,579,650
<RECEIVABLES> 1,248,763
<ASSETS-OTHER> 6,798
<OTHER-ITEMS-ASSETS> 28,008
<TOTAL-ASSETS> 68,863,219
<PAYABLE-FOR-SECURITIES> 1,003,833
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 136,641
<TOTAL-LIABILITIES> 1,140,474
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 67,566,840
<SHARES-COMMON-STOCK> 7,572,409
<SHARES-COMMON-PRIOR> 8,632,654
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 17,795
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 831,170
<ACCUM-APPREC-OR-DEPREC> 1,004,870
<NET-ASSETS> 67,722,745
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 1,730,037
<OTHER-INCOME> 0
<EXPENSES-NET> 372,716
<NET-INVESTMENT-INCOME> 1,357,321
<REALIZED-GAINS-CURRENT> 58,895
<APPREC-INCREASE-CURRENT> 1,274,084
<NET-CHANGE-FROM-OPS> 2,690,300
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 1,173,691
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 204,493
<NUMBER-OF-SHARES-REDEEMED> 199,640
<SHARES-REINVESTED> 9,853
<NET-CHANGE-IN-ASSETS> 6,331,800
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 46,630
<OVERDIST-NET-GAINS-PRIOR> 890,065
<GROSS-ADVISORY-FEES> 141,469
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 366,977
<AVERAGE-NET-ASSETS> 70,414,198
<PER-SHARE-NAV-BEGIN> 7.44
<PER-SHARE-NII> 0.12
<PER-SHARE-GAIN-APPREC> 0.15
<PER-SHARE-DIVIDEND> 0.12
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 7.59
<EXPENSE-RATIO> 1.67
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF MFS MUNICIPAL LIMITED MATURITY FUND CLASS C AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FIANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>033
<NAME> MFS MUNICIPAL LIMITED MATURITY FUND CLASS C
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-1996
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 66,574,780
<INVESTMENTS-AT-VALUE> 67,579,650
<RECEIVABLES> 1,248,763
<ASSETS-OTHER> 6,798
<OTHER-ITEMS-ASSETS> 28,008
<TOTAL-ASSETS> 68,863,219
<PAYABLE-FOR-SECURITIES> 1,003,833
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 136,641
<TOTAL-LIABILITIES> 1,140,474
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 67,566,840
<SHARES-COMMON-STOCK> 7,572,409
<SHARES-COMMON-PRIOR> 8,632,654
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 17,795
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 831,170
<ACCUM-APPREC-OR-DEPREC> 1,004,870
<NET-ASSETS> 67,722,745
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 1,730,037
<OTHER-INCOME> 0
<EXPENSES-NET> 372,716
<NET-INVESTMENT-INCOME> 1,357,321
<REALIZED-GAINS-CURRENT> 58,895
<APPREC-INCREASE-CURRENT> 1,274,084
<NET-CHANGE-FROM-OPS> 2,690,300
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 1,173,691
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 208,469
<NUMBER-OF-SHARES-REDEEMED> 188,226
<SHARES-REINVESTED> 3,487
<NET-CHANGE-IN-ASSETS> 6,331,800
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 46,630
<OVERDIST-NET-GAINS-PRIOR> 890,065
<GROSS-ADVISORY-FEES> 141,469
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 366,977
<AVERAGE-NET-ASSETS> 70,414,198
<PER-SHARE-NAV-BEGIN> 7.45
<PER-SHARE-NII> 0.11
<PER-SHARE-GAIN-APPREC> 0.15
<PER-SHARE-DIVIDEND> 0.11
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 7.60
<EXPENSE-RATIO> 1.80
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF MFS LIMITED MATURITY FUND CLASS A AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FIANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>021
<NAME> MFS LIMITED MATURITY FUND CLASS A
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-1996
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 103,740,846
<INVESTMENTS-AT-VALUE> 105,322,409
<RECEIVABLES> 12,339,863
<ASSETS-OTHER> 7,664
<OTHER-ITEMS-ASSETS> 6,033
<TOTAL-ASSETS> 117,675,969
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> (319,571)
<TOTAL-LIABILITIES> (319,571)
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 120,880,701
<SHARES-COMMON-STOCK> 12,307,805
<SHARES-COMMON-PRIOR> 12,076,923
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (35,589)
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (4,978,651)
<ACCUM-APPREC-OR-DEPREC> 1,489,937
<NET-ASSETS> 117,356,398
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 4,553,429
<OTHER-INCOME> 0
<EXPENSES-NET> 636,484
<NET-INVESTMENT-INCOME> 3,916,945
<REALIZED-GAINS-CURRENT> 819,016
<APPREC-INCREASE-CURRENT> 573,775
<NET-CHANGE-FROM-OPS> 5,309,736
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 2,965,737
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 2,239,939
<NUMBER-OF-SHARES-REDEEMED> (2,307,917)
<SHARES-REINVESTED> 298,860
<NET-CHANGE-IN-ASSETS> 107,557,107
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 239,443
<OVERDIST-NET-GAINS-PRIOR> (5,797,667)
<GROSS-ADVISORY-FEES> 227,269
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 616,998
<AVERAGE-NET-ASSETS> 112,948,237
<PER-SHARE-NAV-BEGIN> 7.10
<PER-SHARE-NII> 0.26
<PER-SHARE-GAIN-APPREC> 0.09
<PER-SHARE-DIVIDEND> (0.24)
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 7.21
<EXPENSE-RATIO> 0.95
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF MFS LIMITED MATURITY FUND CLASS B AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FIANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>022
<NAME> MFS LIMITED MATURITY FUND CLASS B
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-1996
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 103,740,846
<INVESTMENTS-AT-VALUE> 105,322,409
<RECEIVABLES> 12,339,863
<ASSETS-OTHER> 7,664
<OTHER-ITEMS-ASSETS> 6,033
<TOTAL-ASSETS> 117,675,969
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> (319,571)
<TOTAL-LIABILITIES> (319,571)
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 120,880,701
<SHARES-COMMON-STOCK> 3,089,630
<SHARES-COMMON-PRIOR> 2,442,980
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (35,589)
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (4,978,651)
<ACCUM-APPREC-OR-DEPREC> 1,489,937
<NET-ASSETS> 117,356,398
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 4,553,429
<OTHER-INCOME> 0
<EXPENSES-NET> 636,484
<NET-INVESTMENT-INCOME> 3,916,945
<REALIZED-GAINS-CURRENT> 819,016
<APPREC-INCREASE-CURRENT> 573,775
<NET-CHANGE-FROM-OPS> 5,309,736
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 594,231
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 1,394,094
<NUMBER-OF-SHARES-REDEEMED> (810,533)
<SHARES-REINVESTED> 63,089
<NET-CHANGE-IN-ASSETS> 107,557,107
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 239,443
<OVERDIST-NET-GAINS-PRIOR> (5,797,667)
<GROSS-ADVISORY-FEES> 227,269
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 616,998
<AVERAGE-NET-ASSETS> 112,948,237
<PER-SHARE-NAV-BEGIN> 7.10
<PER-SHARE-NII> 0.23
<PER-SHARE-GAIN-APPREC> 0.09
<PER-SHARE-DIVIDEND> 0.22
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 7.20
<EXPENSE-RATIO> 1.68
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF MFS LIMITED MATURITY FUND CLASS C AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FIANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER>023
<NAME> MFS LIMITED MATURITY FUND CLASS C
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> APR-30-1996
<PERIOD-END> OCT-31-1995
<INVESTMENTS-AT-COST> 103,740,846
<INVESTMENTS-AT-VALUE> 105,322,409
<RECEIVABLES> 12,339,863
<ASSETS-OTHER> 7,664
<OTHER-ITEMS-ASSETS> 6,033
<TOTAL-ASSETS> 117,675,969
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> (319,571)
<TOTAL-LIABILITIES> (319,571)
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 120,880,701
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<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (35,589)
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (4,978,651)
<ACCUM-APPREC-OR-DEPREC> 1,489,937
<NET-ASSETS> 117,356,398
<DIVIDEND-INCOME> 0
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<NET-INVESTMENT-INCOME> 3,916,945
<REALIZED-GAINS-CURRENT> 819,016
<APPREC-INCREASE-CURRENT> 573,775
<NET-CHANGE-FROM-OPS> 5,309,736
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 153,123
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 466,988
<NUMBER-OF-SHARES-REDEEMED> (219,147)
<SHARES-REINVESTED> 14,964
<NET-CHANGE-IN-ASSETS> 107,557,107
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 239,443
<OVERDIST-NET-GAINS-PRIOR> 5,797,667
<GROSS-ADVISORY-FEES> 227,269
<INTEREST-EXPENSE> 0
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<AVERAGE-NET-ASSETS> 112,948,237
<PER-SHARE-NAV-BEGIN> 7.11
<PER-SHARE-NII> 0.22
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<PER-SHARE-DIVIDEND> 0.21
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<EXPENSE-RATIO> 1.80
<AVG-DEBT-OUTSTANDING> 0
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</TABLE>