| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3757 |
76.3%
|
| 2 | I have already stopped smoking cigarettes | 368 |
7.5%
|
| 3 | Yes | 657 |
13.3%
|
| 4 | No | 141 |
2.9%
|
| Sysmiss | 28 |