| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 926 |
56%
|
| 2 | Occasionally | 380 |
23%
|
| 3 | Often | 76 |
4.6%
|
| 4 | Quite often | 43 |
2.6%
|
| 5 | I have never smoked | 229 |
13.8%
|
| Sysmiss | 13 |