| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 581 |
40.2%
|
| 2 | I do not smoke now | 320 |
22.1%
|
| 3 | Yes | 350 |
24.2%
|
| 4 | No | 195 |
13.5%
|
| Sysmiss | 6 |