| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 754 |
78.6%
|
| 2 | Did not smoke cigarettes | 97 |
10.1%
|
| 3 | Yes | 76 |
7.9%
|
| 4 | No | 32 |
3.3%
|
| Sysmiss | 74 |