| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1338 |
75.2%
|
| 2 | I don't smoke now | 222 |
12.5%
|
| 3 | Yes | 97 |
5.5%
|
| 4 | No | 122 |
6.9%
|
| Sysmiss | 39 |