| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1506 |
84.6%
|
| 2 | I do not smoke now | 193 |
10.8%
|
| 3 | Yes | 53 |
3%
|
| 4 | No | 28 |
1.6%
|
| Sysmiss | 5 |