| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1151 |
63.8%
|
| 2 | Occasionally | 282 |
15.6%
|
| 3 | Often | 59 |
3.3%
|
| 4 | Quite often | 38 |
2.1%
|
| 5 | I have never smoked | 274 |
15.2%
|
| Sysmiss | 16 |