| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2762 |
84.3%
|
| 2 | Did not smoke cigarettes | 180 |
5.5%
|
| 3 | Yes | 271 |
8.3%
|
| 4 | No | 63 |
1.9%
|
| Sysmiss | 110 |