| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 3321 |
79%
|
| 2 | I don't smoke now | 397 |
9.4%
|
| 3 | Yes | 373 |
8.9%
|
| 4 | No | 111 |
2.6%
|
| Sysmiss | 57 |