| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1288 |
77.5%
|
| 2 | I have already stopped smoking cigarettes | 190 |
11.4%
|
| 3 | Yes | 156 |
9.4%
|
| 4 | No | 29 |
1.7%
|
| Sysmiss | 21 |