| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1966 |
61.7%
|
| 2 | I have already stopped smoking cigarettes | 611 |
19.2%
|
| 3 | Yes | 570 |
17.9%
|
| 4 | No | 39 |
1.2%
|
| Sysmiss | 28 |