| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1759 |
83.2%
|
| 2 | I don't smoke now | 175 |
8.3%
|
| 3 | Yes | 128 |
6.1%
|
| 4 | No | 52 |
2.5%
|
| Sysmiss | 18 |