| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoke | 1844 |
75.4%
|
| 2 | I did not smoke during past year | 296 |
12.1%
|
| 3 | I tried to stop | 230 |
9.4%
|
| 4 | I did not try to stop | 76 |
3.1%
|
| Sysmiss | 12 |