| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1632 |
79.7%
|
| 2 | I don't smoke now | 156 |
7.6%
|
| 3 | Yes | 218 |
10.6%
|
| 4 | No | 41 |
2%
|
| Sysmiss | 29 |