| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4982 |
75.6%
|
| 2 | I have already stopped smoking cigarettes | 572 |
8.7%
|
| 3 | Yes | 830 |
12.6%
|
| 4 | No | 206 |
3.1%
|
| Sysmiss | 158 |