| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1781 |
72.9%
|
| 2 | I don't smoke now | 262 |
10.7%
|
| 3 | Yes | 292 |
12%
|
| 4 | No | 107 |
4.4%
|
| Sysmiss | 35 |