| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1536 |
71.6%
|
| 2 | I do not smoke now | 291 |
13.6%
|
| 3 | Yes | 225 |
10.5%
|
| 4 | No | 92 |
4.3%
|
| Sysmiss | 11 |