| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 781 |
72.4%
|
| 2 | I have already stopped smoking cigarettes | 162 |
15%
|
| 3 | Yes | 129 |
12%
|
| 4 | No | 6 |
0.6%
|
| Sysmiss | 13 |