| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1285 |
57.6%
|
| 2 | I have already stopped smoking cigarettes | 480 |
21.5%
|
| 3 | Yes | 427 |
19.1%
|
| 4 | No | 40 |
1.8%
|
| Sysmiss | 48 |