| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1549 |
69.3%
|
| 2 | I have already stopped smoking cigarettes | 404 |
18.1%
|
| 3 | Yes | 275 |
12.3%
|
| 4 | No | 7 |
0.3%
|
| Sysmiss | 48 |