| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 657 |
56.2%
|
| 2 | I have already stopped smoking cigarettes | 200 |
17.1%
|
| 3 | Yes | 296 |
25.3%
|
| 4 | No | 16 |
1.4%
|
| Sysmiss | 7 |