| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2422 |
89.2%
|
| 2 | I have already stopped smoking cigarettes | 134 |
4.9%
|
| 3 | Yes | 125 |
4.6%
|
| 4 | No | 35 |
1.3%
|
| Sysmiss | 11 |