| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1277 |
83.8%
|
| 2 | Did not smoke cigarettes | 113 |
7.4%
|
| 3 | Yes | 70 |
4.6%
|
| 4 | No | 64 |
4.2%
|
| Sysmiss | 185 |