| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2604 |
73.8%
|
| 2 | I have already stopped smoking cigarettes | 627 |
17.8%
|
| 3 | Yes | 262 |
7.4%
|
| 4 | No | 37 |
1%
|
| Sysmiss | 18 |