| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 8489 |
88.8%
|
| 2 | I have already stopped smoking cigarettes | 372 |
3.9%
|
| 3 | Yes | 284 |
3%
|
| 4 | No | 417 |
4.4%
|
| Sysmiss | 77 |