| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1832 |
48.9%
|
| 2 | I have already stopped smoking cigarettes | 880 |
23.5%
|
| 3 | Yes | 932 |
24.9%
|
| 4 | No | 102 |
2.7%
|
| Sysmiss | 19 |