| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1522 |
80.4%
|
| 2 | I have already stopped smoking cigarettes | 236 |
12.5%
|
| 3 | Yes | 116 |
6.1%
|
| 4 | No | 19 |
1%
|
| Sysmiss | 12 |