| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 2320 |
79.7%
|
| 2 | I don't smoke now | 201 |
6.9%
|
| 3 | Yes | 275 |
9.5%
|
| 4 | No | 114 |
3.9%
|
| Sysmiss | 12 |