| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1431 |
65.4%
|
| 2 | I did not smoke during the past year | 507 |
23.2%
|
| 3 | Yes | 174 |
7.9%
|
| 4 | No | 77 |
3.5%
|
| Sysmiss | 16 |