Table 1

Sales weighted mean tar, nicotine, and carbon monoxide yields (mg/cigarette) of UK manufactured cigarettes 1972–99

		Plain cigarettes					All cigarettes
LGC survey	Date	Tar	Nicotine	CO	Tar	Nicotine	CO	Tar	Nicotine	CO
1	Jul 72–Dec 72	28.6	1.86		19.0	1.23		20.5	1.33
2	Jun 73–Nov 73	24.7	1.63		17.7	1.15		18.7	1.22
3	Jan 74–Jun 74	25.7	1.72		17.5	1.15		18.4	1.22
4	Aug 74–Jan 75	25.3	1.74		17.9	1.19		19.0	1.27
5	Mar 75–Aug 75	25.0	1.87		17.7	1.23		18.6	1.30
6	Oct 75–Mar 76	25.1	1.88		17.2	1.16		18.2	1.25
7	May 76–Oct 76	25.1	2.02		16.5	1.22		17.4	1.31
8	Dec 76–May 77	24.9	2.05		16.3	1.25		17.1	1.33
9	Jul 77–Dec 77	24.9	1.97		16.4	1.20		17.3	1.28
10	Feb 78–Jul 78	24.1	2.00	13.4	16.7	1.30	16.3	17.2	1.36	16.1
11	Sep 78–Feb 79	20.3	1.64	11.0	16.7	1.33	16.5	17.0	1.36	16.0
12	Apr 79–Sep 79	19.0	1.57	11.0	16.1	1.33	16.2	16.3	1.34	15.9
13	Nov 79–Apr 80	18.7	1.48	11.3	16.6	1.34	16.8	16.8	1.35	16.4
14	Jun 80–Nov 80	18.4	1.41	11.3	15.8	1.28	16.5	16.0	1.28	16.0
15	Jan 81–Jun 81	18.6	1.50	10.7	15.4	1.31	15.1	15.6	1.32	14.8
16	Aug 81–Jan 82	18.5	1.44	11.0	15.3	1.28	15.2	15.5	1.29	14.9
17	Mar 82–Aug 82	18.4	1.51	11.7	15.2	1.31	15.6	15.4	1.32	15.4
18	Oct 82–Mar 83	18.4	1.50	11.4	15.2	1.30	15.0	15.4	1.31	14.8
19	May 83–Oct 83	18.3	1.47	11.8	14.4	1.26	14.3	14.6	1.27	14.3
20	Dec 83–May 84	17.7	1.34	11.2	14.8	1.30	14.3	14.9	1.30	14.2
21	Jul 84–Dec 84	17.4	1.34	11.2	14.2	1.26	13.7	14.4	1.26	13.6
22	Feb 85–Jul 85	17.1	1.39	11.0	13.9	1.25	14.2	14.1	1.26	14.1
23	Sep 85–Feb 86	17.5	1.48	11.2	13.8	1.29	14.3	14.0	1.30	14.2
24	Apr 86– Sep 86	17.1	1.47	11.3	13.3	1.27	14.3	13.5	1.27	14.2
25	Nov 86–Apr 87	17.3	1.49	11.1	13.4	1.26	13.9	13.5	1.27	13.6
26	Jun 87–Nov 87	17.1	1.43	11.1	13.1	1.20	13.8	13.2	1.21	13.7
27	Jan 88–Jun 88	16.7	1.35	11.1	12.9	1.16	14.0	13.0	1.16	13.9
28	Aug 88–Jan 89	16.7	1.32	10.9	12.8	1.13	13.9	12.8	1.13	13.8
29	Mar 89–Aug 89	16.1	1.29	10.8	12.7	1.13	14.0	12.7	1.14	13.9
30	Oct 89–Mar 90	16.4	1.40	10.9	12.3	1.13	13.7	12.4	1.13	13.6
31	May 90–Oct 90	16.6	1.38	11.3	12.3	1.14	14.1	12.4	1.15	14.0
32	Dec 90–May 91	16.4	1.29	11.4	12.5	1.09	14.5	12.5	1.09	14.5
33	Jul 91–Dec 91	13.8	1.06	8.9	11.3	0.95	12.4	11.4	0.96	12.3
34	Feb 92–Jul 92	13.8	1.00	9.5	11.0	0.90	12.5	11.0	0.90	12.4
35	Sep 92–Feb 93	14.0	0.99	9.6	11.5	0.86	12.9	11.5	0.91	12.9
36	Apr 93–Sep 93	13.7	0.95	9.3	10.9	0.85	12.3	10.9	0.86	12.3
37	Nov 93–Apr 94	13.7	0.96	9.2	10.9	0.85	12.5	11.0	0.85	12.5
38	Jun 94–Nov 94	13.4	0.92	9.3	10.6	0.83	12.2	10.6	0.83	12.2
39	Jan 95–Dec 95	13.7	0.95	10.2	10.4	0.85	12.1	10.4	0.85	12.1
40	Jan 96–Dec 96	13.0	0.89	9.5	10.3	0.84	11.8	10.3	0.84	11.8
41	Jan 97–Dec 97	13.1	0.94	9.1	10.1	0.80	11.5	10.1	0.80	11.5
42	Jan 98–Dec 98	12.1	0.89	8.3	9.7	0.78	11.0	9.7	0.78	11.0
43	Jan 99–Dec 99	12.5	0.96	8.3	9.5	0.79	11.1	9.6	0.79	11.1

Note: Brand market share estimates derived from NOP surveys 1972–85 and from General Household Survey since 1986.