| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 690 |
63.2%
|
| 2 | Did not smoke cigarettes | 132 |
12.1%
|
| 3 | Yes | 204 |
18.7%
|
| 4 | No | 65 |
6%
|
| Sysmiss | 27 |