| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1197 |
83.5%
|
| 2 | Did not smoke cigarettes | 43 |
3%
|
| 3 | Yes | 168 |
11.7%
|
| 4 | No | 26 |
1.8%
|
| Sysmiss | 87 |