| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1765 |
59.5%
|
| 2 | Did not smoke cigarettes | 430 |
14.5%
|
| 3 | Yes | 530 |
17.9%
|
| 4 | No | 239 |
8.1%
|
| Sysmiss | 70 |