| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1422 |
79.4%
|
| 2 | Did not smoke cigarettes | 107 |
6%
|
| 3 | Yes | 238 |
13.3%
|
| 4 | No | 24 |
1.3%
|
| Sysmiss | 74 |