| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1038 |
67.8%
|
| 2 | I did not smoke during the past year | 271 |
17.7%
|
| 3 | Yes | 146 |
9.5%
|
| 4 | No | 77 |
5%
|
| Sysmiss | 12 |