| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1191 |
40.4%
|
| 2 | I have already stopped smoking cigarettes | 584 |
19.8%
|
| 3 | Yes | 993 |
33.7%
|
| 4 | No | 181 |
6.1%
|
| Sysmiss | 14 |