| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3386 |
78.6%
|
| 2 | I have already stopped smoking cigarettes | 698 |
16.2%
|
| 3 | Yes | 172 |
4%
|
| 4 | No | 50 |
1.2%
|
| Sysmiss | 96 |