| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 793 |
53.9%
|
| 2 | I did not smoke during the past 12 months | 285 |
19.4%
|
| 3 | Yes | 317 |
21.6%
|
| 4 | No | 75 |
5.1%
|
| Sysmiss | 9 |