| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1545 |
56.6%
|
| 2 | I have already stopped smoking cigarettes | 547 |
20%
|
| 3 | Yes | 596 |
21.8%
|
| 4 | No | 44 |
1.6%
|
| Sysmiss | 23 |