| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2732 |
74.4%
|
| 2 | I did not smoke during the past year | 487 |
13.3%
|
| 3 | Yes | 290 |
7.9%
|
| 4 | No | 164 |
4.5%
|
| Sysmiss | 57 |