| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 1061 |
52.5%
|
| 2 | no | 127 |
6.3%
|
| 3 | I don't know | 97 |
4.8%
|
| 4 | i do not smoke cigarettes | 736 |
36.4%
|
| Sysmiss | 28 |