| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1230 |
60%
|
| 2 | I have already stopped smoking cigarettes | 322 |
15.7%
|
| 3 | Yes | 461 |
22.5%
|
| 4 | No | 38 |
1.9%
|
| Sysmiss | 24 |