| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 4581 |
68.8%
|
| 2 | I do not smoke now | 1297 |
19.5%
|
| 3 | Yes | 531 |
8%
|
| 4 | No | 248 |
3.7%
|
| Sysmiss | 91 |