| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2576 |
72.7%
|
| 2 | Did not smoke cigarettes | 422 |
11.9%
|
| 3 | Yes | 462 |
13%
|
| 4 | No | 84 |
2.4%
|
| Sysmiss | 152 |