| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1423 |
79.3%
|
| 2 | Did not smoke cigarettes | 170 |
9.5%
|
| 3 | Yes | 106 |
5.9%
|
| 4 | No | 95 |
5.3%
|
| Sysmiss | 203 |