<PAGE> PAGE 1
000 B000000 12/31/1999
000 C000000 0000021178
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 CNA INCOME SHARES, INC.
001 B000000 811-2365
001 C000000 3128224181
002 A000000 CNA PLAZA
002 B000000 CHICAGO
002 C000000 IL
002 D010000 60685
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
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
008 A000001 CONTINENTAL ASSURANCE COMPANY
008 B000001 A
008 C000001 801-8167
008 D010001 CHICAGO
008 D020001 IL
008 D030001 60685
011 A000001 CONTINENTAL ASSURANCE COMPANY
011 B000001 8-801-8167
011 C010001 CHICAGO
011 C020001 IL
011 C030001 60685
012 A000001 THE BANK OF NEW YORK
012 B000001 84-0000000
012 C010001 NEW YORK
012 C020001 NY
012 C030001 10005
013 A000001 DELOITTE & TOUCHE LLP.
013 B010001 PARSIPPANY
013 B020001 NJ
<PAGE> PAGE 2
013 B030001 07054
013 B040001 0319
014 A000001 CNA INVESTOR SERVICES, INC.
014 B000001 8-007360B
014 A000002 LOEWS SECURITIES CORP.
014 B000002 8-15392
015 A000001 THE CHASE MANHATTAN BANK, N.A.
015 B000001 C
015 C010001 NEW YORK
015 C020001 NY
015 C030001 10081
015 E010001 X
018 000000 Y
019 A000000 Y
019 B000000 2
019 C000000 CONTINENTA
020 A000001 LEHMAN BROTHERS INC.
020 B000001 13-2518466
020 C000001 6
020 A000002 FORUM CAPITAL MARKETS L.P.
020 B000002 06-1351111
020 C000002 1
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 7
022 A000001 BANC ONE CAPITAL MARKETS, INC.
022 B000001 31-1017233
022 C000001 153676
022 D000001 0
022 A000002 FIRST CHICAGO CAPITAL MARKETS, INC.
022 B000002 36-3595942
022 C000002 15313
022 D000002 0
022 A000003 JEFFERIES & COMPANY, INCORPORATED
022 B000003 95-2622900
022 C000003 8516
022 D000003 5186
022 A000004 ING BARINGS SECURITIES, INC.
022 C000004 5044
022 D000004 5543
022 A000005 MORGAN, STANLEY CO., INCORPORATED
022 B000005 13-2655998
022 C000005 6851
022 D000005 2037
022 A000006 FORUM CAPITAL MARKETS L.P.
<PAGE> PAGE 3
022 B000006 06-1351111
022 C000006 4033
022 D000006 3273
022 A000007 PIPER JEFFRAYINC.
022 B000007 41-0953246
022 C000007 3915
022 D000007 2918
022 A000008 SALOMON SMITH BARNEY INC.
022 B000008 11-2418191
022 C000008 4330
022 D000008 2337
022 A000009 FIRST ALBANY CORPORATED
022 B000009 14-1391446
022 C000009 2921
022 D000009 3294
022 A000010 LEHMAN BROTHERS INC.
022 B000010 13-2518466
022 C000010 5681
022 D000010 407
023 C000000 245632
023 D000000 38983
024 000000 N
025 D000001 0
025 D000002 0
025 D000003 0
025 D000004 0
025 D000005 0
025 D000006 0
025 D000007 0
025 D000008 0
026 A000000 N
026 B000000 Y
026 C000000 Y
026 D000000 Y
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 N
028 A010000 0
028 A020000 0
028 A030000 0
028 A040000 0
028 B010000 0
028 B020000 0
028 B030000 0
028 B040000 0
028 C010000 0
028 C020000 0
028 C030000 0
<PAGE> PAGE 4
028 C040000 0
028 D010000 0
028 D020000 0
028 D030000 0
028 D040000 0
028 E010000 0
028 E020000 0
028 E030000 0
028 E040000 0
028 F010000 0
028 F020000 0
028 F030000 0
028 F040000 0
028 G010000 0
028 G020000 0
028 G030000 0
028 G040000 0
028 H000000 0
030 A000000 0
030 B000000 0.00
030 C000000 0.00
031 A000000 0
031 B000000 0
032 000000 0
033 000000 0
035 000000 0
036 B000000 0
038 000000 0
042 A000000 0
042 B000000 0
042 C000000 0
042 D000000 0
042 E000000 0
042 F000000 0
042 G000000 0
042 H000000 0
043 000000 0
044 000000 0
045 000000 Y
046 000000 N
047 000000 Y
048 000000 0.000
048 A010000 0
048 A020000 0.500
048 B010000 0
048 B020000 0.000
048 C010000 0
048 C020000 0.000
048 D010000 0
048 D020000 0.000
048 E010000 0
<PAGE> PAGE 5
048 E020000 0.000
048 F010000 0
048 F020000 0.000
048 G010000 0
048 G020000 0.000
048 H010000 0
048 H020000 0.000
048 I010000 0
048 I020000 0.000
048 J010000 0
048 J020000 0.000
048 K010000 0
048 K020000 0.000
049 000000 N
050 000000 N
051 000000 N
052 000000 N
053 A000000 Y
054 A000000 Y
054 B000000 N
054 C000000 N
054 D000000 N
054 E000000 N
054 F000000 N
054 G000000 Y
054 H000000 Y
054 I000000 N
054 J000000 Y
054 K000000 N
054 L000000 N
054 M000000 Y
054 N000000 N
054 O000000 Y
055 A000000 N
055 B000000 N
056 000000 N
057 000000 N
058 A000000 N
059 000000 Y
060 A000000 Y
060 B000000 Y
061 000000 0
062 A000000 Y
062 B000000 0.0
062 C000000 0.0
062 D000000 0.0
062 E000000 0.0
062 F000000 0.0
062 G000000 0.0
062 H000000 0.0
062 I000000 0.8
<PAGE> PAGE 6
062 J000000 0.0
062 K000000 0.0
062 L000000 0.0
062 M000000 1.2
062 N000000 0.0
062 O000000 0.0
062 P000000 127.6
062 Q000000 6.9
062 R000000 0.0
063 A000000 0
063 B000000 12.9
064 A000000 N
064 B000000 N
066 A000000 N
067 000000 N
068 A000000 N
068 B000000 N
069 000000 N
070 A010000 Y
070 A020000 N
070 B010000 N
070 B020000 N
070 C010000 Y
070 C020000 N
070 D010000 N
070 D020000 N
070 E010000 N
070 E020000 N
070 F010000 N
070 F020000 N
070 G010000 N
070 G020000 N
070 H010000 N
070 H020000 N
070 I010000 N
070 I020000 N
070 J010000 Y
070 J020000 Y
070 K010000 N
070 K020000 N
070 L010000 Y
070 L020000 Y
070 M010000 N
070 M020000 N
070 N010000 Y
070 N020000 N
070 O010000 Y
070 O020000 Y
070 P010000 N
070 P020000 N
070 Q010000 N
<PAGE> PAGE 7
070 Q020000 N
070 R010000 N
070 R020000 N
071 A000000 40452
071 B000000 41779
071 C000000 111511
071 D000000 36
072 A000000 12
072 B000000 11380
072 C000000 310
072 D000000 0
072 E000000 131
072 F000000 421
072 G000000 0
072 H000000 0
072 I000000 38
072 J000000 6
072 K000000 28
072 L000000 35
072 M000000 50
072 N000000 24
072 O000000 8
072 P000000 2260
072 Q000000 62
072 R000000 31
072 S000000 25
072 T000000 0
072 U000000 0
072 V000000 0
072 W000000 81
072 X000000 3069
072 Y000000 0
072 Z000000 8752
072AA000000 0
072BB000000 4060
072CC010000 0
072CC020000 6856
072DD010000 8749
072DD020000 0
072EE000000 0
073 A010000 0.9600
073 A020000 0.0000
073 B000000 0.0000
073 C000000 0.0000
074 A000000 911
074 B000000 0
074 C000000 616
074 D000000 100450
074 E000000 3914
074 F000000 1220
074 G000000 0
<PAGE> PAGE 8
074 H000000 0
074 I000000 240
074 J000000 0
074 K000000 0
074 L000000 3111
074 M000000 6
074 N000000 110468
074 O000000 0
074 P000000 0
074 Q000000 30000
074 R010000 0
074 R020000 0
074 R030000 0
074 R040000 2500
074 S000000 0
074 T000000 77968
074 U010000 9184566
074 U020000 0
074 V010000 8.50
074 V020000 0.00
074 W000000 0.0000
074 X000000 3599
074 Y000000 0
075 A000000 0
075 B000000 83764
076 000000 7.12
077 A000000 Y
077 B000000 Y
078 000000 N
080 A000000 CHUBB INSURANCE GROUP
080 C000000 1500
081 A000000 Y
081 B000000 1
082 A000000 N
082 B000000 0
083 A000000 N
083 B000000 0
084 A000000 N
084 B000000 0
085 A000000 Y
085 B000000 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
<PAGE> PAGE 9
086 F010000 0
086 F020000 0
088 A000000 Y
088 B000000 N
088 C000000 N
088 D000000 N
SIGNATURE MITCHELL BUTOWSKI
TITLE ASSISTANT SECRETARY
