| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 1209 |
71.2%
|
| 2 | I don't smoke now | 251 |
14.8%
|
| 3 | Yes | 137 |
8.1%
|
| 4 | No | 101 |
5.9%
|
| Sysmiss | 16 |