| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1935 |
73.6%
|
| 2 | I have already stopped smoking cigarettes | 361 |
13.7%
|
| 3 | Yes | 266 |
10.1%
|
| 4 | No | 66 |
2.5%
|
| Sysmiss | 114 |