| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2626 |
57.6%
|
| 2 | I did not smoke during the past year | 825 |
18.1%
|
| 3 | Yes | 791 |
17.3%
|
| 4 | No | 319 |
7%
|
| Sysmiss | 62 |