| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 803 |
59.4%
|
| 2 | Occasionally | 225 |
16.7%
|
| 3 | Often | 64 |
4.7%
|
| 4 | Quite often | 41 |
3%
|
| 5 | I have never smoked | 218 |
16.1%
|
| Sysmiss | 17 |