| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 5036 |
81.2%
|
| 2 | I don't smoke now | 614 |
9.9%
|
| 3 | Yes | 249 |
4%
|
| 4 | No | 304 |
4.9%
|
| Sysmiss | 193 |