| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 925 |
83.1%
|
| 2 | Did not smoke cigarettes | 101 |
9.1%
|
| 3 | Yes | 51 |
4.6%
|
| 4 | No | 36 |
3.2%
|
| Sysmiss | 73 |