| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1579 |
75.4%
|
| 2 | I don't smoke now | 327 |
15.6%
|
| 3 | Yes | 107 |
5.1%
|
| 4 | No | 81 |
3.9%
|
| Sysmiss | 39 |