| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3133 |
83.6%
|
| 2 | I have already stopped smoking cigarettes | 294 |
7.8%
|
| 3 | Yes | 227 |
6.1%
|
| 4 | No | 92 |
2.5%
|
| Sysmiss | 46 |