| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1954 |
78.1%
|
| 2 | Did not smoke cigarettes | 237 |
9.5%
|
| 3 | Yes | 206 |
8.2%
|
| 4 | No | 106 |
4.2%
|
| Sysmiss | 59 |