| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1062 |
70.2%
|
| 2 | Did not smoke cigarettes | 208 |
13.8%
|
| 3 | Yes | 135 |
8.9%
|
| 4 | No | 107 |
7.1%
|
| Sysmiss | 180 |