| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 768 |
45%
|
| 2 | I have already stopped smoking cigarettes | 264 |
15.5%
|
| 3 | Yes | 620 |
36.4%
|
| 4 | No | 53 |
3.1%
|
| Sysmiss | 62 |