| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4828 |
85.1%
|
| 2 | Did not smoke cigarettes | 302 |
5.3%
|
| 3 | Yes | 440 |
7.8%
|
| 4 | No | 104 |
1.8%
|
| Sysmiss | 220 |