| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1483 |
79.3%
|
| 2 | I don't smoke now | 184 |
9.8%
|
| 3 | Yes | 175 |
9.4%
|
| 4 | No | 28 |
1.5%
|
| Sysmiss | 6 |