| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2032 |
80%
|
| 2 | Did not smoke cigarettes | 269 |
10.6%
|
| 3 | Yes | 168 |
6.6%
|
| 4 | No | 72 |
2.8%
|
| Sysmiss | 377 |