| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1427 |
72.1%
|
| 2 | Did not smoke cigarettes | 158 |
8%
|
| 3 | Yes | 277 |
14%
|
| 4 | No | 116 |
5.9%
|
| Sysmiss | 318 |