| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1144 |
61.9%
|
| 2 | Occasionally | 305 |
16.5%
|
| 3 | Often | 42 |
2.3%
|
| 4 | Quite often | 31 |
1.7%
|
| 5 | I have never smoked | 327 |
17.7%
|
| Sysmiss | 18 |