| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3785 |
70.5%
|
| 2 | I have already stopped smoking cigarettes | 741 |
13.8%
|
| 3 | Yes | 771 |
14.4%
|
| 4 | No | 74 |
1.4%
|
| Sysmiss | 194 |