| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1215 |
54.4%
|
| 2 | I did not smoke during the past year | 422 |
18.9%
|
| 3 | Yes | 346 |
15.5%
|
| 4 | No | 251 |
11.2%
|
| Sysmiss | 20 |