| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2407 |
83.6%
|
| 2 | I have already stopped smoking cigarettes | 190 |
6.6%
|
| 3 | Yes | 248 |
8.6%
|
| 4 | No | 33 |
1.1%
|
| Sysmiss | 4 |