| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2713 |
60.2%
|
| 2 | I have already stopped smoking cigarettes | 647 |
14.3%
|
| 3 | Yes | 977 |
21.7%
|
| 4 | No | 173 |
3.8%
|
| Sysmiss | 33 |