| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 144 |
9.3%
|
| 2 | No | 544 |
35.2%
|
| 3 | I just enjoy smoking | 71 |
4.6%
|
| 4 | I don't smoke cigarettes | 787 |
50.9%
|
| Sysmiss | 21 |