| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 789 |
72.3%
|
| 2 | Did not smoke cigarettes | 167 |
15.3%
|
| 3 | Yes | 73 |
6.7%
|
| 4 | No | 63 |
5.8%
|
| Sysmiss | 120 |