| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 4500 |
85.1%
|
| 2 | I don't smoke now | 543 |
10.3%
|
| 3 | Yes | 179 |
3.4%
|
| 4 | No | 68 |
1.3%
|
| Sysmiss | 8 |