| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2648 |
85.5%
|
| 2 | I have already stopped smoking cigarettes | 226 |
7.3%
|
| 3 | Yes | 172 |
5.6%
|
| 4 | No | 50 |
1.6%
|
| Sysmiss | 17 |