| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1853 |
80.6%
|
| 2 | I have already stopped smoking cigarettes | 187 |
8.1%
|
| 3 | Yes | 195 |
8.5%
|
| 4 | No | 63 |
2.7%
|
| Sysmiss | 15 |