| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2153 |
73.2%
|
| 2 | I do not smoke currenlty | 377 |
12.8%
|
| 3 | Yes | 294 |
10%
|
| 4 | No | 119 |
4%
|
| Sysmiss | 94 |