| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4638 |
75.4%
|
| 2 | I have already stopped smoking cigarettes | 464 |
7.5%
|
| 3 | Yes | 684 |
11.1%
|
| 4 | No | 368 |
6%
|
| Sysmiss | 176 |