| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked | 3060 |
66%
|
| 2 | I did not smoke during the past 12 months | 835 |
18%
|
| 3 | Yes | 479 |
10.3%
|
| 4 | No | 259 |
5.6%
|
| Sysmiss | 84 |