| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1203 |
61.6%
|
| 2 | Occasionally | 264 |
13.5%
|
| 3 | Often | 55 |
2.8%
|
| 4 | Quite often | 38 |
1.9%
|
| 5 | I have never smoked | 392 |
20.1%
|
| Sysmiss | 16 |