| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1919 |
81.3%
|
| 2 | I do not smoke now | 236 |
10%
|
| 3 | Yes | 168 |
7.1%
|
| 4 | No | 37 |
1.6%
|
| Sysmiss | 26 |