| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1718 |
86.4%
|
| 2 | I have already stopped smoking cigarettes | 170 |
8.6%
|
| 3 | Yes | 78 |
3.9%
|
| 4 | No | 22 |
1.1%
|
| Sysmiss | 31 |