| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1487 |
66.6%
|
| 2 | I don't smoke now | 173 |
7.7%
|
| 3 | Yes | 496 |
22.2%
|
| 4 | No | 77 |
3.4%
|
| Sysmiss | 24 |