| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1713 |
85.8%
|
| 2 | I did not smoke during the past year | 139 |
7%
|
| 3 | Yes | 67 |
3.4%
|
| 4 | No | 78 |
3.9%
|
| Sysmiss | 31 |