| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1343 |
74.7%
|
| 2 | I have already stopped smoking cigarettes | 294 |
16.4%
|
| 3 | Yes | 123 |
6.8%
|
| 4 | No | 38 |
2.1%
|
| Sysmiss | 12 |