| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 726 |
62%
|
| 2 | Occasionally | 237 |
20.2%
|
| 3 | Often | 34 |
2.9%
|
| 4 | Quite often | 25 |
2.1%
|
| 5 | I have never smoked | 149 |
12.7%
|
| Sysmiss | 5 |