| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1447 |
61.4%
|
| 2 | I have already stopped smoking cigarettes | 478 |
20.3%
|
| 3 | Yes | 380 |
16.1%
|
| 4 | No | 51 |
2.2%
|
| Sysmiss | 7 |