| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1483 |
85.8%
|
| 2 | Did not smoke cigarettes | 71 |
4.1%
|
| 3 | Yes | 142 |
8.2%
|
| 4 | No | 32 |
1.9%
|
| Sysmiss | 122 |