| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3507 |
75.8%
|
| 2 | I do not smoke now | 810 |
17.5%
|
| 3 | Yes | 168 |
3.6%
|
| 4 | No | 140 |
3%
|
| Sysmiss | 47 |