| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1036 |
75.7%
|
| 2 | Did not smoke cigarettes | 119 |
8.7%
|
| 3 | Yes | 158 |
11.5%
|
| 4 | No | 55 |
4%
|
| Sysmiss | 83 |