| Value | Category | Cases | |
|---|---|---|---|
| 1 | I never smoked cigarettes | 1826 |
76.6%
|
| 2 | I have already stopped smoking | 199 |
8.4%
|
| 3 | Yes | 319 |
13.4%
|
| 4 | No | 39 |
1.6%
|
| Sysmiss | 21 |