| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2722 |
87.6%
|
| 2 | I did not smoke during the past year | 154 |
5%
|
| 3 | Yes | 112 |
3.6%
|
| 4 | No | 118 |
3.8%
|
| Sysmiss | 41 |