| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1154 |
71.7%
|
| 2 | I have already stopped smoking cigarettes | 166 |
10.3%
|
| 3 | Yes | 254 |
15.8%
|
| 4 | No | 36 |
2.2%
|
| Sysmiss | 51 |