| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2302 |
71.1%
|
| 2 | I did not smoke cigarettes during the past year | 337 |
10.4%
|
| 3 | Yes | 341 |
10.5%
|
| 4 | No | 259 |
8%
|
| Sysmiss | 12 |