| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2756 |
73%
|
| 2 | Did not smoke cigarettes | 355 |
9.4%
|
| 3 | Yes | 427 |
11.3%
|
| 4 | No | 238 |
6.3%
|
| Sysmiss | 56 |