| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2632 |
57.2%
|
| 2 | I have already stopped smoking cigarettes | 966 |
21%
|
| 3 | Yes | 957 |
20.8%
|
| 4 | No | 50 |
1.1%
|
| Sysmiss | 18 |