| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1209 |
87.8%
|
| 2 | I did not smoke during the past year | 66 |
4.8%
|
| 3 | Yes | 50 |
3.6%
|
| 4 | No | 52 |
3.8%
|
| Sysmiss | 25 |