Proportion (%) of daily smokers who had purchased tobacco for themselves from commercial sources during the past month, by age and study year (AHLS)
| Age (years) | Proportion of daily smokers (%) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1977 | 1979 | 1981 | 1983 | 1987 | 1989 | 1991 | 1993 | 1995 | 1997 | 1999 | 2001 | 2003 | |
| 14 | 87 | 85 | 83 | 83 | 87 | 93 | 92 | 89 | 90 | 86 | 77 | 78 | 67 |
| 16 | 95 | 95 | 91 | 98 | 97 | 97 | 96 | 95 | 94 | 84 | 78 | 78 | 62 |
| 18 | 96 | 96 | 95 | 97 | 98 | 98 | 99 | 97 | 98 | 98 | 97 | 99 | 98 |