| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 2437 |
77.6%
|
| 2 | I don't smoke now | 536 |
17.1%
|
| 3 | Yes | 95 |
3%
|
| 4 | No | 74 |
2.4%
|
| Sysmiss | 10 |