| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 687 |
62.9%
|
| 2 | Did not smoke cigarettes | 125 |
11.4%
|
| 3 | Yes | 200 |
18.3%
|
| 4 | No | 80 |
7.3%
|
| Sysmiss | 42 |