SECURITY INCOME FUND /KS/
NSAR-B, 2000-02-29
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<PAGE>      PAGE  1
000 B000000 12/31/1999
000 C000000 0000088498
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 SECURITY INCOME FUND
001 B000000 811-2120
001 C000000 7854313127
002 A000000 700 HARRISON
002 B000000 TOPEKA
002 C000000 KS
002 D010000 66636
002 D020000 0001
003  000000 N
004  000000 N
005  000000 N
006  000000 N
007 A000000 Y
007 B000000  8
007 C010100  1
007 C020100 CORPORATE BOND
007 C030100 N
007 C010200  2
007 C020200 U.S. GOVERNMENT
007 C030200 N
007 C010300  3
007 C020300 LIMITED MATURITY BOND
007 C030300 N
007 C010400  4
007 C020400 MFR GLOBAL HIGH YIELD
007 C030400 Y
007 C010500  5
007 C020500 HIGH YIELD
007 C030500 N
007 C010600  6
007 C020600 MFR EMERGING MARKETS TOTAL RETURN
007 C030600 Y
007 C010700  7
007 C020700 MFR GLOBAL ASSET ALLOCATION
007 C030700 Y
007 C010800  8
007 C010900  9
007 C011000 10
010 A00AA01 SECURITY MANAGEMENT COMPANY, LLC
010 B00AA01 84-01497
010 C01AA01 TOPEKA
010 C02AA01 KS
<PAGE>      PAGE  2
010 C03AA01 66636
010 C04AA01 0001
011 A00AA01 SECURITY DISTRIBUTORS, INC.
011 B00AA01 8-10781
011 C01AA01 TOPEKA
011 C02AA01 KS
011 C03AA01 66636
011 C04AA01 0001
012 A00AA01 SECURITY MANAGEMENT COMPANY, LLC
012 B00AA01 84-01497
012 C01AA01 TOPEKA
012 C02AA01 KS
012 C03AA01 66636
012 C04AA01 0001
013 A00AA01 ERNST & YOUNG LLP
013 B01AA01 KANSAS CITY
013 B02AA01 MO
013 B03AA01 64105
013 B04AA01 2143
018  00AA00 Y
019 A00AA00 Y
019 B00AA00   35
019 C00AA00 SECURITYFU
020 A000001 OPPENHEIMER
020 B000001 13-2798343
020 C000001      1
020 A000002 MERRILL LYNCH
020 B000002 13-5674085
020 C000002      0
020 A000003 DONALDSON, LUFKIN & JENRETTE
020 B000003 13-2741729
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022 A000001 MERRILL LYNCH
022 B000001 13-5674085
022 C000001     29374
022 D000001     23269
022 A000002 BAUM (GEORGE K.) & COMPANY
022 B000002 43-1661917
022 C000002      4474
022 D000002      1103
022 A000003 PIPER JAFFRAY, INC.
022 B000003 41-0953246
022 C000003      2836
<PAGE>      PAGE  3
022 D000003      1364
022 A000004 DONALDSON, LUFKIN & JENRETTE
022 B000004 13-2741729
022 C000004      2900
022 D000004       717
022 A000005 PAINE WEBBER
022 B000005 13-2638166
022 C000005      1694
022 D000005       727
022 A000006 CHASE SECURITIES, INC.
022 B000006 13-3112953
022 C000006      1898
022 D000006       448
022 A000007 GOLDMAN SACHS & COMPANY
022 B000007 13-5108880
022 C000007      2125
022 D000007         0
022 A000008 LEHMAN BROTHERS, INC.
022 B000008 13-2726611
022 C000008       920
022 D000008      1133
022 A000009 CHASE MANHATTAN BANK
022 B000009 13-2633612
022 C000009       212
022 D000009      1097
022 A000010 SALOMON/SMITH BARNEY
022 B000010 13-3082694
022 C000010         0
022 D000010      1259
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<PAGE>      PAGE  4
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008 B000101 A
<PAGE>      PAGE  5
008 C000101 801-8008
008 D010101 TOPEKA
008 D020101 KS
008 D030101 66636
008 D040101 0001
015 A000101 UMB BANK, N.A.
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015 C020101 MO
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<PAGE>      PAGE  6
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<PAGE>      PAGE  7
056  000100 Y
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070 I010100 N
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070 J010100 N
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<PAGE>      PAGE  8
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<PAGE>      PAGE  9
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008 A000201 SECURITY MANAGEMENT COMPANY, LLC
008 B000201 A
008 C000201 801-8008
008 D010201 TOPEKA
008 D020201 KS
008 D030201 66636
008 D040201 0001
015 A000201 UMB BANK, N.A.
015 B000201 C
015 C010201 KANSAS CITY
015 C020201 MO
015 C030201 64106
015 E010201 X
028 A010200       253
028 A020200        80
<PAGE>      PAGE  10
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030 B000200  4.75
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039  000200 N
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<PAGE>      PAGE  11
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049  000200 N
050  000200 N
051  000200 N
052  000200 N
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053 B000200 Y
053 C000200 N
055 A000200 Y
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<PAGE>      PAGE  12
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063 B000200  9.0
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066 A000200 N
067  000200 N
068 A000200 N
068 B000200 N
069  000200 N
070 A010200 Y
070 A020200 N
070 B010200 N
070 B020200 N
070 C010200 N
070 C020200 N
070 D010200 N
070 D020200 N
070 E010200 N
070 E020200 N
070 F010200 N
070 F020200 N
070 G010200 N
070 G020200 N
070 H010200 N
070 H020200 N
070 I010200 N
070 I020200 N
070 J010200 N
070 J020200 N
070 K010200 N
070 K020200 N
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<PAGE>      PAGE  13
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<PAGE>      PAGE  14
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008 A000301 SECURITY MANAGEMENT COMPANY, LLC
008 B000301 A
008 C000301 801-8008
008 D010301 TOPEKA
008 D020301 KS
008 D030301 66636
008 D040301 0001
015 A000301 UMB BANK, N.A.
015 B000301 C
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015 C030301 64106
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<PAGE>      PAGE  15
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<PAGE>      PAGE  16
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<PAGE>      PAGE  17
067  000300 N
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<PAGE>      PAGE  18
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<PAGE>      PAGE  19
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008 A000401 DELETE
008 A000402 DELETE
015 A000401 CHASE MANHATTAN BANK, N.A.
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015 C030401 11245
015 E010401 X
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028 C020400         0
028 C030400         0
028 C040400         0
028 D010400         0
028 D020400         0
028 D030400         0
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028 E020400         0
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028 E040400         0
028 F010400         0
028 F020400         0
028 F030400         0
028 F040400         0
028 G010400         0
028 G020400         0
028 G030400         0
028 G040400         0
028 H000400         0
029  000400 Y
030 A000400      0
<PAGE>      PAGE  20
030 B000400  4.75
030 C000400  0.00
031 A000400      0
031 B000400      0
032  000400      0
033  000400      0
034  000400 Y
035  000400      0
036 A000400 N
036 B000400      0
037  000400 N
038  000400      0
039  000400 N
040  000400 Y
041  000400 Y
042 A000400   0
042 B000400   0
042 C000400   0
042 D000400   0
042 E000400   0
042 F000400   0
042 G000400   0
042 H000400   0
043  000400      0
044  000400      0
045  000400 Y
046  000400 N
047  000400 Y
048  000400  0.750
048 A010400        0
048 A020400 0.000
048 B010400        0
048 B020400 0.000
048 C010400        0
048 C020400 0.000
048 D010400        0
048 D020400 0.000
048 E010400        0
048 E020400 0.000
048 F010400        0
048 F020400 0.000
048 G010400        0
048 G020400 0.000
048 H010400        0
048 H020400 0.000
048 I010400        0
048 I020400 0.000
048 J010400        0
048 J020400 0.000
048 K010400        0
048 K020400 0.000
<PAGE>      PAGE  21
049  000400 N
050  000400 N
051  000400 N
052  000400 N
053 A000400 Y
053 B000400 Y
053 C000400 N
055 A000400 N
055 B000400 N
056  000400 Y
057  000400 N
062 A000400 Y
062 B000400   0.0
062 C000400   0.0
062 D000400   0.0
062 E000400   0.0
062 F000400   0.0
062 G000400   0.0
062 H000400   0.0
062 I000400   0.0
062 J000400   0.0
062 K000400   0.0
062 L000400   0.0
062 M000400   0.0
062 N000400   0.0
062 O000400   0.0
062 P000400   0.0
062 Q000400   0.0
062 R000400   0.0
063 A000400   0
063 B000400  0.0
064 A000400 Y
064 B000400 N
066 A000400 N
067  000400 N
068 A000400 N
068 B000400 Y
069  000400 N
070 A010400 Y
070 A020400 N
070 B010400 N
070 B020400 N
070 C010400 Y
070 C020400 N
070 D010400 N
070 D020400 N
070 E010400 Y
070 E020400 N
070 F010400 N
070 F020400 N
070 G010400 Y
<PAGE>      PAGE  22
070 G020400 N
070 H010400 N
070 H020400 N
070 I010400 Y
070 I020400 N
070 J010400 Y
070 J020400 N
070 K010400 Y
070 K020400 N
070 L010400 Y
070 L020400 N
070 M010400 Y
070 M020400 N
070 N010400 N
070 N020400 N
070 O010400 Y
070 O020400 N
070 P010400 Y
070 P020400 Y
070 Q010400 Y
070 Q020400 N
070 R010400 Y
070 R020400 N
071 A000400       643
071 B000400      4556
071 C000400      2212
071 D000400   84
072 A000400  5
072 B000400      150
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072 D000400        0
072 E000400       -9
072 F000400       10
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072 I000400        1
072 J000400        3
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072 N000400       11
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072 Q000400        0
072 R000400        0
072 S000400        0
072 T000400        0
072 U000400        0
072 V000400        0
072 W000400       -4
072 X000400       36
<PAGE>      PAGE  23
072 Y000400       10
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072AA000400        0
072BB000400      489
072CC010400      380
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072DD020400       32
072EE000400       25
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073 B000400   0.0650
073 C000400   0.0000
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075 A000400        0
075 B000400     3868
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008 A000501 SECURITY MANAGEMENT COMPANY, LLC
008 B000501 A
008 C000501 801-8008
008 D010501 TOPEKA
008 D020501 KS
<PAGE>      PAGE  24
008 D030501 66636
008 D040501 0001
015 A000501 UMB BANK, N.A.
015 B000501 C
015 C010501 KANSAS CITY
015 C020501 MO
015 C030501 64106
015 E010501 X
028 A010500       240
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029  000500 Y
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032  000500      9
033  000500      0
034  000500 Y
035  000500      5
036 A000500 N
036 B000500      0
037  000500 N
038  000500      0
<PAGE>      PAGE  25
039  000500 N
040  000500 Y
041  000500 Y
042 A000500   0
042 B000500   0
042 C000500   0
042 D000500  48
042 E000500   0
042 F000500   0
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042 H000500   0
043  000500     61
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045  000500 Y
046  000500 N
047  000500 Y
048  000500  0.600
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048 B020500 0.000
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048 I020500 0.000
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048 J020500 0.000
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048 K020500 0.000
049  000500 N
050  000500 N
051  000500 N
052  000500 N
053 A000500 Y
053 B000500 Y
053 C000500 N
055 A000500 Y
055 B000500 N
056  000500 Y
057  000500 N
062 A000500 Y
<PAGE>      PAGE  26
062 B000500   0.0
062 C000500   0.0
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062 E000500   0.0
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062 G000500   0.0
062 H000500   0.0
062 I000500   0.0
062 J000500   0.0
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062 P000500  86.1
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062 R000500   4.2
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063 B000500  7.2
064 A000500 Y
064 B000500 N
066 A000500 N
067  000500 N
068 A000500 N
068 B000500 N
069  000500 N
070 A010500 Y
070 A020500 N
070 B010500 Y
070 B020500 N
070 C010500 Y
070 C020500 N
070 D010500 Y
070 D020500 N
070 E010500 Y
070 E020500 N
070 F010500 Y
070 F020500 N
070 G010500 Y
070 G020500 N
070 H010500 Y
070 H020500 N
070 I010500 N
070 I020500 N
070 J010500 Y
070 J020500 N
070 K010500 Y
070 K020500 N
070 L010500 Y
070 L020500 Y
070 M010500 N
<PAGE>      PAGE  27
070 M020500 N
070 N010500 Y
070 N020500 N
070 O010500 Y
070 O020500 N
070 P010500 Y
070 P020500 Y
070 Q010500 N
070 Q020500 N
070 R010500 N
070 R020500 N
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072EE000500      115
073 A010500   1.1800
073 A020500   1.0600
073 B000500   0.1500
<PAGE>      PAGE  28
073 C000500   0.0000
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074 B000500        0
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074 V010500    13.65
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008 A000601 DELETE
008 A000602 DELETE
015 A000601 CHASE MANHATTAN BANK, N.A.
015 B000601 C
015 C010601 BROOKLYN
015 C020601 NY
015 C030601 11245
015 E010601 X
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<PAGE>      PAGE  29
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039  000600 N
040  000600 Y
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<PAGE>      PAGE  30
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050  000600 N
051  000600 N
052  000600 N
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053 C000600 N
055 A000600 N
055 B000600 N
056  000600 Y
057  000600 N
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<PAGE>      PAGE  31
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070 A010600 Y
070 A020600 N
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070 B020600 Y
070 C010600 Y
070 C020600 N
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070 D020600 N
070 E010600 Y
070 E020600 N
070 F010600 Y
070 F020600 N
070 G010600 Y
070 G020600 N
070 H010600 Y
070 H020600 N
070 I010600 N
070 I020600 N
070 J010600 Y
070 J020600 N
070 K010600 Y
070 K020600 N
070 L010600 Y
070 L020600 N
070 M010600 Y
070 M020600 N
070 N010600 N
070 N020600 N
070 O010600 Y
070 O020600 N
070 P010600 Y
070 P020600 Y
070 Q010600 Y
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<PAGE>      PAGE  32
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<PAGE>      PAGE  33
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008 A000701 DELETE
008 A000702 DELETE
008 A000703 DELETE
015 A000701 CHASE MANHATTAN BANK, N.A.
015 B000701 C
015 C010701 BROOKLYN
015 C020701 NY
015 C030701 11245
015 E010701 X
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<PAGE>      PAGE  34
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<PAGE>      PAGE  35
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055 B000700 N
056  000700 Y
057  000700 N
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070 B020700 Y
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070 E020700 N
070 F010700 Y
<PAGE>      PAGE  36
070 F020700 N
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070 G020700 N
070 H010700 Y
070 H020700 N
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070 I020700 N
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070 J020700 N
070 K010700 Y
070 K020700 N
070 L010700 Y
070 L020700 N
070 M010700 Y
070 M020700 N
070 N010700 N
070 N020700 N
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070 O020700 N
070 P010700 Y
070 P020700 Y
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070 R020700 N
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<PAGE>      PAGE  37
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073 B000700   1.5630
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074 A000700        0
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075 A000700        0
075 B000700     1484
076  000700     0.00
SIGNATURE   AMY J. LEE
TITLE       SECRETARY


EXHIBIT 77Q-1

   RESOLVED,  that the Bylaws of SBL Fund,  Security  Equity  Fund,  Security
   Ultra Fund,  Security Growth And Income Fund, Security Cash Fund, Security
   Income Fund,  Security  Municipal Bond Fund, and Advisor's Fund are hereby
   amended to allow  shareholders to vote, in addition to voting in person or
   by proxy,  by  telephone  or through the  Internet.  The  amendment to the
   Bylaws is filed  following the minutes of this meeting and is incorporated
   herein by reference.


EXHIBIT 77B:  Accountant's Report on Internal Control

                         Report of Independent Auditors

To the Shareholders and
Board of Directors of
Security Income Fund

In planning and  performing  our audit of the  financial  statements of Security
Income Fund (the Fund) for the year ended  December 31, 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  requirement of Form
N-SAR, and not to provide assurance on the internal control.

The  management of the Fund 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 error 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 December 31, 1999.

This  report is  intended  solely  for the  information  and use of the Board of
Directors and management of the Fund 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
Kansas City, Missouri
February 11, 2000

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<PER-SHARE-NAV-END>                                6.47
<EXPENSE-RATIO>                                    1.09


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      <NUMBER>                       012
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<PER-SHARE-NAV-END>                                4.52
<EXPENSE-RATIO>                                     .87


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<NAME>                               SECURITY INCOME FUND
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<CIK>                                0000088498
<NAME>                               SECURITY INCOME FUND
<SERIES>
      <NUMBER>                       031
      <NAME>                         LIMITED MATURITY BOND - A
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<S>                                  <C>
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<CIK>                                0000088498
<NAME>                               SECURITY INCOME FUND
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      <NAME>                         LIMITED MATURITY BOND - B
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<S>                                  <C>
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<NAME>                               SECURITY INCOME FUND
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<S>                                  <C>
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<ARTICLE>                            6
<CIK>                                0000088498
<NAME>                               SECURITY INCOME FUND
<SERIES>
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      <NAME>                         MFR GLOBAL HIGH YIELD - B
<MULTIPLIER>                         1,000
<CURRENCY>                           U.S. DOLLARS

<S>                                  <C>
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<SENIOR-EQUITY>                                       0
<PAID-IN-CAPITAL-COMMON>                              0
<SHARES-COMMON-STOCK>                                 0
<SHARES-COMMON-PRIOR>                               182
<ACCUMULATED-NII-CURRENT>                             0
<OVERDISTRIBUTION-NII>                                0
<ACCUMULATED-NET-GAINS>                               0
<OVERDISTRIBUTION-GAINS>                              0
<ACCUM-APPREC-OR-DEPREC>                              0
<NET-ASSETS>                                          0
<DIVIDEND-INCOME>                                     0
<INTEREST-INCOME>                                   150
<OTHER-INCOME>                                      (9)
<EXPENSES-NET>                                       26
<NET-INVESTMENT-INCOME>                             115
<REALIZED-GAINS-CURRENT>                          (489)
<APPREC-INCREASE-CURRENT>                           380
<NET-CHANGE-FROM-OPS>                                 6
<EQUALIZATION>                                        0
<DISTRIBUTIONS-OF-INCOME>                            32
<DISTRIBUTIONS-OF-GAINS>                             12
<DISTRIBUTIONS-OTHER>                                 0
<NUMBER-OF-SHARES-SOLD>                               0
<NUMBER-OF-SHARES-REDEEMED>                         187
<SHARES-REINVESTED>                                   5
<NET-CHANGE-IN-ASSETS>                           (1699)
<ACCUMULATED-NII-PRIOR>                               5
<ACCUMULATED-GAINS-PRIOR>                            25
<OVERDISTRIB-NII-PRIOR>                               0
<OVERDIST-NET-GAINS-PRIOR>                            0
<GROSS-ADVISORY-FEES>                                10
<INTEREST-EXPENSE>                                    0
<GROSS-EXPENSE>                                      36
<AVERAGE-NET-ASSETS>                               3868
<PER-SHARE-NAV-BEGIN>                              9.35
<PER-SHARE-NII>                                     .24
<PER-SHARE-GAIN-APPREC>                           (.25)
<PER-SHARE-DIVIDEND>                                .18
<PER-SHARE-DISTRIBUTIONS>                           .07
<RETURNS-OF-CAPITAL>                                  0
<PER-SHARE-NAV-END>                                9.09
<EXPENSE-RATIO>                                    2.62


</TABLE>

<TABLE> <S> <C>

<ARTICLE>                            6
<CIK>                                0000088498
<NAME>                               SECURITY INCOME FUND
<SERIES>
      <NUMBER>                       051
      <NAME>                         HIGH YIELD - A
<MULTIPLIER>                         1,000
<CURRENCY>                           U.S. DOLLARS

<S>                                  <C>
<PERIOD-TYPE>                        YEAR
<FISCAL-YEAR-END>                    DEC-31-1999
<PERIOD-START>                       JAN-01-1999
<PERIOD-END>                         DEC-31-1999
<EXCHANGE-RATE>                                   1.000
<INVESTMENTS-AT-COST>                             10936
<INVESTMENTS-AT-VALUE>                             9749
<RECEIVABLES>                                       247
<ASSETS-OTHER>                                      844
<OTHER-ITEMS-ASSETS>                                  8
<TOTAL-ASSETS>                                    10840
<PAYABLE-FOR-SECURITIES>                              0
<SENIOR-LONG-TERM-DEBT>                               0
<OTHER-ITEMS-LIABILITIES>                            51
<TOTAL-LIABILITIES>                                  51
<SENIOR-EQUITY>                                       0
<PAID-IN-CAPITAL-COMMON>                          11982
<SHARES-COMMON-STOCK>                               464
<SHARES-COMMON-PRIOR>                               384
<ACCUMULATED-NII-CURRENT>                             2
<OVERDISTRIBUTION-NII>                                0
<ACCUMULATED-NET-GAINS>                               0
<OVERDISTRIBUTION-GAINS>                              0
<ACCUM-APPREC-OR-DEPREC>                         (1187)
<NET-ASSETS>                                      10797
<DIVIDEND-INCOME>                                     9
<INTEREST-INCOME>                                   955
<OTHER-INCOME>                                        0
<EXPENSES-NET>                                      114
<NET-INVESTMENT-INCOME>                             850
<REALIZED-GAINS-CURRENT>                            114
<APPREC-INCREASE-CURRENT>                        (1067)
<NET-CHANGE-FROM-OPS>                             (103)
<EQUALIZATION>                                        0
<DISTRIBUTIONS-OF-INCOME>                           521
<DISTRIBUTIONS-OF-GAINS>                             68
<DISTRIBUTIONS-OTHER>                                 0
<NUMBER-OF-SHARES-SOLD>                             109
<NUMBER-OF-SHARES-REDEEMED>                          68
<SHARES-REINVESTED>                                  39
<NET-CHANGE-IN-ASSETS>                              547
<ACCUMULATED-NII-PRIOR>                               2
<ACCUMULATED-GAINS-PRIOR>                             0
<OVERDISTRIB-NII-PRIOR>                               0
<OVERDIST-NET-GAINS-PRIOR>                            0
<GROSS-ADVISORY-FEES>                                65
<INTEREST-EXPENSE>                                    0
<GROSS-EXPENSE>                                     180
<AVERAGE-NET-ASSETS>                              10851
<PER-SHARE-NAV-BEGIN>                             15.05
<PER-SHARE-NII>                                    1.25
<PER-SHARE-GAIN-APPREC>                          (1.32)
<PER-SHARE-DIVIDEND>                               1.18
<PER-SHARE-DISTRIBUTIONS>                           .15
<RETURNS-OF-CAPITAL>                                  0
<PER-SHARE-NAV-END>                               13.65
<EXPENSE-RATIO>                                     .72


</TABLE>

<TABLE> <S> <C>

<ARTICLE>                            6
<CIK>                                0000088498
<NAME>                               SECURITY INCOME FUND
<SERIES>
      <NUMBER>                       052
      <NAME>                         HIGH YIELD - B
<MULTIPLIER>                         1,000
<CURRENCY>                           U.S. DOLLARS

<S>                                  <C>
<PERIOD-TYPE>                        YEAR
<FISCAL-YEAR-END>                    DEC-31-1999
<PERIOD-START>                       JAN-01-1999
<PERIOD-END>                         DEC-31-1999
<EXCHANGE-RATE>                                   1.000
<INVESTMENTS-AT-COST>                             10936
<INVESTMENTS-AT-VALUE>                             9749
<RECEIVABLES>                                       247
<ASSETS-OTHER>                                      844
<OTHER-ITEMS-ASSETS>                                  8
<TOTAL-ASSETS>                                    10848
<PAYABLE-FOR-SECURITIES>                              0
<SENIOR-LONG-TERM-DEBT>                               0
<OTHER-ITEMS-LIABILITIES>                            51
<TOTAL-LIABILITIES>                                  51
<SENIOR-EQUITY>                                       0
<PAID-IN-CAPITAL-COMMON>                          11982
<SHARES-COMMON-STOCK>                               328
<SHARES-COMMON-PRIOR>                               282
<ACCUMULATED-NII-CURRENT>                             2
<OVERDISTRIBUTION-NII>                                0
<ACCUMULATED-NET-GAINS>                               0
<OVERDISTRIBUTION-GAINS>                              0
<ACCUM-APPREC-OR-DEPREC>                         (1187)
<NET-ASSETS>                                      10797
<DIVIDEND-INCOME>                                     9
<INTEREST-INCOME>                                   955
<OTHER-INCOME>                                        0
<EXPENSES-NET>                                      114
<NET-INVESTMENT-INCOME>                             850
<REALIZED-GAINS-CURRENT>                            114
<APPREC-INCREASE-CURRENT>                        (1067)
<NET-CHANGE-FROM-OPS>                             (103)
<EQUALIZATION>                                        0
<DISTRIBUTIONS-OF-INCOME>                           328
<DISTRIBUTIONS-OF-GAINS>                             48
<DISTRIBUTIONS-OTHER>                                 0
<NUMBER-OF-SHARES-SOLD>                              71
<NUMBER-OF-SHARES-REDEEMED>                          50
<SHARES-REINVESTED>                                  25
<NET-CHANGE-IN-ASSETS>                              233
<ACCUMULATED-NII-PRIOR>                               2
<ACCUMULATED-GAINS-PRIOR>                             0
<OVERDISTRIB-NII-PRIOR>                               0
<OVERDIST-NET-GAINS-PRIOR>                            0
<GROSS-ADVISORY-FEES>                                65
<INTEREST-EXPENSE>                                    0
<GROSS-EXPENSE>                                     180
<AVERAGE-NET-ASSETS>                              10851
<PER-SHARE-NAV-BEGIN>                             15.02
<PER-SHARE-NII>                                    1.06
<PER-SHARE-GAIN-APPREC>                          (1.25)
<PER-SHARE-DIVIDEND>                               1.06
<PER-SHARE-DISTRIBUTIONS>                           .15
<RETURNS-OF-CAPITAL>                                  0
<PER-SHARE-NAV-END>                               13.62
<EXPENSE-RATIO>                                    1.53


</TABLE>

<TABLE> <S> <C>

<ARTICLE>                            6
<CIK>                                0000088498
<NAME>                               SECURITY INCOME FUND
<SERIES>
      <NUMBER>                       061
      <NAME>                         MFR EMERGING MARKETS - A
<MULTIPLIER>                         1,000
<CURRENCY>                           U.S. DOLLARS

<S>                                  <C>
<PERIOD-TYPE>                        9-MOS
<FISCAL-YEAR-END>                    DEC-31-1999
<PERIOD-START>                       JAN-01-1999
<PERIOD-END>                         SEP-30-1999
<EXCHANGE-RATE>                                   1.000
<INVESTMENTS-AT-COST>                                 0
<INVESTMENTS-AT-VALUE>                                0
<RECEIVABLES>                                         0
<ASSETS-OTHER>                                        0
<OTHER-ITEMS-ASSETS>                                  0
<TOTAL-ASSETS>                                        0
<PAYABLE-FOR-SECURITIES>                              0
<SENIOR-LONG-TERM-DEBT>                               0
<OTHER-ITEMS-LIABILITIES>                             0
<TOTAL-LIABILITIES>                                   0
<SENIOR-EQUITY>                                       0
<PAID-IN-CAPITAL-COMMON>                              0
<SHARES-COMMON-STOCK>                                 0
<SHARES-COMMON-PRIOR>                                82
<ACCUMULATED-NII-CURRENT>                             0
<OVERDISTRIBUTION-NII>                                0
<ACCUMULATED-NET-GAINS>                               0
<OVERDISTRIBUTION-GAINS>                              0
<ACCUM-APPREC-OR-DEPREC>                              0
<NET-ASSETS>                                          0
<DIVIDEND-INCOME>                                     4
<INTEREST-INCOME>                                    12
<OTHER-INCOME>                                      (1)
<EXPENSES-NET>                                       12
<NET-INVESTMENT-INCOME>                               3
<REALIZED-GAINS-CURRENT>                           (40)
<APPREC-INCREASE-CURRENT>                            57
<NET-CHANGE-FROM-OPS>                                20
<EQUALIZATION>                                        0
<DISTRIBUTIONS-OF-INCOME>                             0
<DISTRIBUTIONS-OF-GAINS>                              5
<DISTRIBUTIONS-OTHER>                                 0
<NUMBER-OF-SHARES-SOLD>                              23
<NUMBER-OF-SHARES-REDEEMED>                       (106)
<SHARES-REINVESTED>                                   1
<NET-CHANGE-IN-ASSETS>                            (757)
<ACCUMULATED-NII-PRIOR>                               0
<ACCUMULATED-GAINS-PRIOR>                             0
<OVERDISTRIB-NII-PRIOR>                               0
<OVERDIST-NET-GAINS-PRIOR>                            0
<GROSS-ADVISORY-FEES>                                 5
<INTEREST-EXPENSE>                                    0
<GROSS-EXPENSE>                                      16
<AVERAGE-NET-ASSETS>                                972
<PER-SHARE-NAV-BEGIN>                              9.26
<PER-SHARE-NII>                                     .01
<PER-SHARE-GAIN-APPREC>                          (9.19)
<PER-SHARE-DIVIDEND>                                  0
<PER-SHARE-DISTRIBUTIONS>                           .08
<RETURNS-OF-CAPITAL>                                  0
<PER-SHARE-NAV-END>                                   0
<EXPENSE-RATIO>                                    1.75


</TABLE>

<TABLE> <S> <C>

<ARTICLE>                            6
<CIK>                                0000088498
<NAME>                               SECURITY INCOME FUND
<SERIES>
      <NUMBER>                       062
      <NAME>                         MFR EMERGING MARKETS - B
<MULTIPLIER>                         1,000
<CURRENCY>                           U.S. DOLLARS

<S>                                  <C>
<PERIOD-TYPE>                        9-MOS
<FISCAL-YEAR-END>                    DEC-31-1999
<PERIOD-START>                       JAN-01-1999
<PERIOD-END>                         SEP-30-1999
<EXCHANGE-RATE>                                   1.000
<INVESTMENTS-AT-COST>                                 0
<INVESTMENTS-AT-VALUE>                                0
<RECEIVABLES>                                         0
<ASSETS-OTHER>                                        0
<OTHER-ITEMS-ASSETS>                                  0
<TOTAL-ASSETS>                                        0
<PAYABLE-FOR-SECURITIES>                              0
<SENIOR-LONG-TERM-DEBT>                               0
<OTHER-ITEMS-LIABILITIES>                             0
<TOTAL-LIABILITIES>                                   0
<SENIOR-EQUITY>                                       0
<PAID-IN-CAPITAL-COMMON>                              0
<SHARES-COMMON-STOCK>                                 0
<SHARES-COMMON-PRIOR>                                65
<ACCUMULATED-NII-CURRENT>                             0
<OVERDISTRIBUTION-NII>                                0
<ACCUMULATED-NET-GAINS>                               0
<OVERDISTRIBUTION-GAINS>                              0
<ACCUM-APPREC-OR-DEPREC>                              0
<NET-ASSETS>                                          0
<DIVIDEND-INCOME>                                     4
<INTEREST-INCOME>                                    12
<OTHER-INCOME>                                      (1)
<EXPENSES-NET>                                       12
<NET-INVESTMENT-INCOME>                               3
<REALIZED-GAINS-CURRENT>                           (40)
<APPREC-INCREASE-CURRENT>                            57
<NET-CHANGE-FROM-OPS>                                20
<EQUALIZATION>                                        0
<DISTRIBUTIONS-OF-INCOME>                             0
<DISTRIBUTIONS-OF-GAINS>                              5
<DISTRIBUTIONS-OTHER>                                 0
<NUMBER-OF-SHARES-SOLD>                               3
<NUMBER-OF-SHARES-REDEEMED>                          69
<SHARES-REINVESTED>                                   1
<NET-CHANGE-IN-ASSETS>                            (603)
<ACCUMULATED-NII-PRIOR>                               0
<ACCUMULATED-GAINS-PRIOR>                             0
<OVERDISTRIB-NII-PRIOR>                               0
<OVERDIST-NET-GAINS-PRIOR>                            0
<GROSS-ADVISORY-FEES>                                 5
<INTEREST-EXPENSE>                                    0
<GROSS-EXPENSE>                                      16
<AVERAGE-NET-ASSETS>                                972
<PER-SHARE-NAV-BEGIN>                              9.31
<PER-SHARE-NII>                                     .01
<PER-SHARE-GAIN-APPREC>                          (9.24)
<PER-SHARE-DIVIDEND>                                  0
<PER-SHARE-DISTRIBUTIONS>                           .08
<RETURNS-OF-CAPITAL>                                  0
<PER-SHARE-NAV-END>                                   0
<EXPENSE-RATIO>                                     300


</TABLE>

<TABLE> <S> <C>

<ARTICLE>                            6
<CIK>                                0000088498
<NAME>                               SECURITY INCOME FUND
<SERIES>
      <NUMBER>                       071
      <NAME>                         MFR GLOBAL ASSET ALLOCATION - A
<MULTIPLIER>                         1,000
<CURRENCY>                           U.S. DOLLARS

<S>                                  <C>
<PERIOD-TYPE>                        9-MOS
<FISCAL-YEAR-END>                    DEC-31-1999
<PERIOD-START>                       JAN-01-1999
<PERIOD-END>                         SEP-30-1999
<EXCHANGE-RATE>                                   1.000
<INVESTMENTS-AT-COST>                                 0
<INVESTMENTS-AT-VALUE>                                0
<RECEIVABLES>                                         0
<ASSETS-OTHER>                                        0
<OTHER-ITEMS-ASSETS>                                  0
<TOTAL-ASSETS>                                        0
<PAYABLE-FOR-SECURITIES>                              0
<SENIOR-LONG-TERM-DEBT>                               0
<OTHER-ITEMS-LIABILITIES>                             0
<TOTAL-LIABILITIES>                                   0
<SENIOR-EQUITY>                                       0
<PAID-IN-CAPITAL-COMMON>                              0
<SHARES-COMMON-STOCK>                                 0
<SHARES-COMMON-PRIOR>                               138
<ACCUMULATED-NII-CURRENT>                             0
<OVERDISTRIBUTION-NII>                                0
<ACCUMULATED-NET-GAINS>                               0
<OVERDISTRIBUTION-GAINS>                              0
<ACCUM-APPREC-OR-DEPREC>                              0
<NET-ASSETS>                                          0
<DIVIDEND-INCOME>                                     6
<INTEREST-INCOME>                                    20
<OTHER-INCOME>                                        0
<EXPENSES-NET>                                       16
<NET-INVESTMENT-INCOME>                              10
<REALIZED-GAINS-CURRENT>                            186
<APPREC-INCREASE-CURRENT>                         (256)
<NET-CHANGE-FROM-OPS>                              (60)
<EQUALIZATION>                                        0
<DISTRIBUTIONS-OF-INCOME>                             9
<DISTRIBUTIONS-OF-GAINS>                             86
<DISTRIBUTIONS-OTHER>                                 0
<NUMBER-OF-SHARES-SOLD>                               6
<NUMBER-OF-SHARES-REDEEMED>                         154
<SHARES-REINVESTED>                                  10
<NET-CHANGE-IN-ASSETS>                           (1591)
<ACCUMULATED-NII-PRIOR>                               5
<ACCUMULATED-GAINS-PRIOR>                          (29)
<OVERDISTRIB-NII-PRIOR>                               0
<OVERDIST-NET-GAINS-PRIOR>                            0
<GROSS-ADVISORY-FEES>                                 7
<INTEREST-EXPENSE>                                    0
<GROSS-EXPENSE>                                      35
<AVERAGE-NET-ASSETS>                               1484
<PER-SHARE-NAV-BEGIN>                             11.51
<PER-SHARE-NII>                                     .19
<PER-SHARE-GAIN-APPREC>                         (10.00)
<PER-SHARE-DIVIDEND>                                .14
<PER-SHARE-DISTRIBUTIONS>                          1.56
<RETURNS-OF-CAPITAL>                                  0
<PER-SHARE-NAV-END>                                   0
<EXPENSE-RATIO>                                    2.06


</TABLE>

<TABLE> <S> <C>

<ARTICLE>                            6
<CIK>                                0000088498
<NAME>                               SECURITY INCOME FUND
<SERIES>
      <NUMBER>                       072
      <NAME>                         MFR GLOBAL ASSET ALLOCATION - B
<MULTIPLIER>                         1,000
<CURRENCY>                           U.S. DOLLARS

<S>                                  <C>
<PERIOD-TYPE>                        9-MOS
<FISCAL-YEAR-END>                    DEC-31-1999
<PERIOD-START>                       JAN-01-1999
<PERIOD-END>                         SEP-30-1999
<EXCHANGE-RATE>                                   1.000
<INVESTMENTS-AT-COST>                                 0
<INVESTMENTS-AT-VALUE>                                0
<RECEIVABLES>                                         0
<ASSETS-OTHER>                                        0
<OTHER-ITEMS-ASSETS>                                  0
<TOTAL-ASSETS>                                        0
<PAYABLE-FOR-SECURITIES>                              0
<SENIOR-LONG-TERM-DEBT>                               0
<OTHER-ITEMS-LIABILITIES>                             0
<TOTAL-LIABILITIES>                                   0
<SENIOR-EQUITY>                                       0
<PAID-IN-CAPITAL-COMMON>                              0
<SHARES-COMMON-STOCK>                                 0
<SHARES-COMMON-PRIOR>                                70
<ACCUMULATED-NII-CURRENT>                             0
<OVERDISTRIBUTION-NII>                                0
<ACCUMULATED-NET-GAINS>                               0
<OVERDISTRIBUTION-GAINS>                              0
<ACCUM-APPREC-OR-DEPREC>                              0
<NET-ASSETS>                                          0
<DIVIDEND-INCOME>                                     6
<INTEREST-INCOME>                                    20
<OTHER-INCOME>                                        0
<EXPENSES-NET>                                       16
<NET-INVESTMENT-INCOME>                              10
<REALIZED-GAINS-CURRENT>                            186
<APPREC-INCREASE-CURRENT>                         (256)
<NET-CHANGE-FROM-OPS>                              (60)
<EQUALIZATION>                                        0
<DISTRIBUTIONS-OF-INCOME>                             9
<DISTRIBUTIONS-OF-GAINS>                             86
<DISTRIBUTIONS-OTHER>                                 0
<NUMBER-OF-SHARES-SOLD>                               1
<NUMBER-OF-SHARES-REDEEMED>                          80
<SHARES-REINVESTED>                                   9
<NET-CHANGE-IN-ASSETS>                            (802)
<ACCUMULATED-NII-PRIOR>                               5
<ACCUMULATED-GAINS-PRIOR>                          (29)
<OVERDISTRIB-NII-PRIOR>                               0
<OVERDIST-NET-GAINS-PRIOR>                            0
<GROSS-ADVISORY-FEES>                                 7
<INTEREST-EXPENSE>                                    0
<GROSS-EXPENSE>                                      35
<AVERAGE-NET-ASSETS>                               1484
<PER-SHARE-NAV-BEGIN>                             11.40
<PER-SHARE-NII>                                     .10
<PER-SHARE-GAIN-APPREC>                          (9.84)
<PER-SHARE-DIVIDEND>                                .10
<PER-SHARE-DISTRIBUTIONS>                          1.56
<RETURNS-OF-CAPITAL>                                  0
<PER-SHARE-NAV-END>                                   0
<EXPENSE-RATIO>                                    2.98


</TABLE>


EXHIBIT 77D:  Policies with respect to security investments

   WHEREAS,  the  Board of  Directors  has  determined  that a change  to the
   operating  policies is  appropriate  for Corporate Bond Series of Security
   Income Fund;

   WHEREAS,   the   Corporate   Bond  Series   considers   asset  backed  and
   mortgage-backed securities to be separate asset classes;

   WHEREAS, the Board of Directors desires to set forth limits on the Series'
   investment in asset backed and mortgage  backed  securities  respectively;
   and

   WHEREAS,  at least 65% of the Series' assets must be invested in corporate
   debt securities;

   NOW,  THEREFORE,  BE IT RESOLVED,  that the operating  policy of Corporate
   Bond Series with respect to investment in asset backed and mortgage backed
   securities is hereby  amended to read as follows:  "Corporate  Bond Series
   may  invest  in  asset  backed  securities   (excluding   mortgage  backed
   securities)  in an amount not to exceed 15% of total assets and may invest
   in  mortgage  backed  securities  in an amount  not to exceed 35% of total
   assets."

   WHEREAS,  each of Series E and Series P of SBL Fund and  Limited  Maturity
   Bond  Series  and  High  Yield  Series  of  Security  Income  Fund  has an
   investment policy that permits investment in asset backed securities;

   WHEREAS,  the Board of Directors  desires to set a limit on the  foregoing
   Series' investment in asset backed securities; and

   NOW, THEREFORE,  BE IT RESOLVED, that the operating policy of Series E and
   Series P of SBL Fund and Limited  Maturity  Bond and High Yield  Series of
   Security  Income  Fund with  respect  to  investment  in asset  backed and
   mortgage  backed  securities  is hereby  amended to read as follows:  "The
   Series may invest in asset backed  securities  (excluding  mortgage backed
   securities)  in an amount not to exceed 15% of total assets and may invest
   in mortgage backed  securities in an amount not to exceed for Series P and
   High  Yield  Series  25% of total  assets  and for  Series  E and  Limited
   Maturity Bond Series 35% of total assets."

SUBMISSION OF MATTERS TO A VOTE OF SECURITY HOLDERS

The combined annual meeting of the  stockholders of Corporate Bond Series,  U.S.
Government Series,  Limited Maturity Bond Series,  High Yield Series and Capital
Preservation  Series of Security Income Fund,  Security  Municipal Bond Fund and
Security Cash Fund, Kansas corporations, was held October 29, 1999.

The following matters were voted upon:

*  To  eliminate  the  Fund's  fundamental   investment   limitation  concerning
   investment in companies with less than three years' operating history.

                          Votes For             7,168,494
                          Votes Against         1,020,738

*  To  eliminate  the  Fund's  fundamental   investment   limitation  concerning
   purchasing securities of an issuer in which the officers and directors of the
   Fund,  investment  manager or  underwriter  own more than five percent of the
   outstanding securities of such issuer.

                          Votes For             7,723,926
                          Votes Against         1,088,662

*  To  amend   the   Fund's   fundamental   investment   limitation   concerning
   diversification.

                          Votes For             7,380,382
                          Votes Against           808,850

*  To amend  the  Fund's  fundamental  investment  limitation  concerning  share
   ownership of any one issuer.

                          Votes For             7,809,674
                          Votes Against         1,002,914

*  To  eliminate  the  Fund's  fundamental   investment   limitation  concerning
   investing for control of portfolio companies.

                          Votes For             7,897,165
                          Votes Against           915,422

*  To  amend   the   Fund's   fundamental   investment   limitation   concerning
   underwriting.

                          Votes For             7,847,675
                          Votes Against           964,912

*  To amend the Fund's fundamental  investment  limitation  concerning buying or
   selling real estate.

                          Votes For             7,886,458
                          Votes Against           926,129

*  To amend the Fund's fundamental  investment limitation concerning commodities
   or commodities contracts.

                          Votes For             6,748,629
                          Votes Against         2,363,959

*  To amend the Fund's fundamental investment limitation concerning lending.

                          Votes For             7,839,746
                          Votes Against           972,840

*  To  eliminate  the  Fund's  fundamental   investment   limitation  concerning
   investment in puts, calls, straddles or spreads.

                          Votes For             7,257,074
                          Votes Against           932,157

*  To eliminate the Fund's  fundamental  investment  limitation  concerning oil,
   gas, mineral leases or other mineral exploration development programs.

                          Votes For             6,609,980
                          Votes Against         2,202,608

*  To amend the Fund's fundamental investment limitation concerning borrowing.

                          Votes For             7,797,260
                          Votes Against         1,015,327

*  To  eliminate  the  Fund's  fundamental   investment   limitation  concerning
   investment in other investment companies.

                          Votes For             8,047,303
                          Votes Against           764,925

*  To amend the  fund's  fundamental  investment  limitation  concerning  senior
   securities.

                          Votes For             6,940,698
                          Votes Against           709,923

*  To  eliminate  the  Fund's  fundamental   investment   limitation  concerning
   restricted securities.

                          Votes For             7,936,831
                          Votes Against           875,757


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