| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 3271 |
79%
|
| 2 | I don't smoke now | 408 |
9.9%
|
| 3 | Yes | 403 |
9.7%
|
| 4 | No | 60 |
1.4%
|
| Sysmiss | 6 |