| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2499 |
80.8%
|
| 2 | I did not smoke during the past year | 277 |
9%
|
| 3 | Yes | 269 |
8.7%
|
| 4 | No | 46 |
1.5%
|
| Sysmiss | 27 |