| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1282 |
57.3%
|
| 2 | I did not smoke during the past year | 475 |
21.2%
|
| 3 | Yes | 320 |
14.3%
|
| 4 | No | 160 |
7.2%
|
| Sysmiss | 43 |