| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 10068 |
77.3%
|
| 2 | I did not smoke during the past year | 1192 |
9.2%
|
| 3 | Yes | 1370 |
10.5%
|
| 4 | No | 389 |
3%
|
| Sysmiss | 55 |