| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 948 |
49.8%
|
| 2 | I have already stopped smoking cigarettes | 39 |
2.1%
|
| 3 | Yes | 870 |
45.7%
|
| 4 | No | 45 |
2.4%
|
| Sysmiss | 19 |