| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1495 |
79.7%
|
| 2 | Did not smoke cigarettes | 101 |
5.4%
|
| 3 | Yes | 182 |
9.7%
|
| 4 | No | 97 |
5.2%
|
| Sysmiss | 140 |