| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1427 |
79.6%
|
| 2 | I have already stopped smoking cigarettes | 205 |
11.4%
|
| 3 | Yes | 130 |
7.3%
|
| 4 | No | 31 |
1.7%
|
| Sysmiss | 27 |