| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3430 |
56.6%
|
| 2 | I do not smoke now | 1296 |
21.4%
|
| 3 | Yes | 868 |
14.3%
|
| 4 | No | 469 |
7.7%
|
| Sysmiss | 168 |