| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 828 |
60%
|
| 2 | Occasionally | 192 |
13.9%
|
| 3 | Often | 45 |
3.3%
|
| 4 | Quite often | 35 |
2.5%
|
| 5 | I have never smoked | 281 |
20.3%
|
| Sysmiss | 10 |