| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1725 |
64.5%
|
| 2 | I did not smoke during the past year | 404 |
15.1%
|
| 3 | Yes | 341 |
12.8%
|
| 4 | No | 204 |
7.6%
|
| Sysmiss | 93 |