| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 978 |
76.8%
|
| 2 | I don't smoke now | 210 |
16.5%
|
| 3 | Yes | 47 |
3.7%
|
| 4 | No | 38 |
3%
|
| Sysmiss | 36 |