| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1617 |
82.4%
|
| 2 | I have already stopped smoking cigarettes | 182 |
9.3%
|
| 3 | Yes | 135 |
6.9%
|
| 4 | No | 29 |
1.5%
|
| Sysmiss | 33 |