| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 729 |
73%
|
| 2 | I have quit smoking | 154 |
15.4%
|
| 3 | Yes | 103 |
10.3%
|
| 4 | No | 12 |
1.2%
|
| Sysmiss | 8 |