| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3664 |
87.7%
|
| 2 | I don't smoke now | 269 |
6.4%
|
| 3 | Yes | 189 |
4.5%
|
| 4 | No | 55 |
1.3%
|
| Sysmiss | 39 |