| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 8021 |
67.8%
|
| 2 | I have already stopped smoking cigarettes | 1887 |
16%
|
| 3 | Yes | 1656 |
14%
|
| 4 | No | 261 |
2.2%
|
| Sysmiss | 57 |