| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 26 |
20.3%
|
| 2 | I did not smoke during the past 12 months | 42 |
32.8%
|
| 3 | Yes | 50 |
39.1%
|
| 4 | No | 10 |
7.8%
|
| Sysmiss | 2 |