| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1029 |
74.6%
|
| 2 | Did not smoke cigarettes | 142 |
10.3%
|
| 3 | Yes | 179 |
13%
|
| 4 | No | 29 |
2.1%
|
| Sysmiss | 62 |