| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2875 |
71.3%
|
| 2 | I did not smoke during the past year | 581 |
14.4%
|
| 3 | Yes | 415 |
10.3%
|
| 4 | No | 161 |
4%
|
| Sysmiss | 29 |