| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1095 |
63.4%
|
| 2 | I already stopped smoking | 418 |
24.2%
|
| 3 | Yes | 108 |
6.3%
|
| 4 | No | 105 |
6.1%
|
| Sysmiss | 41 |