| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 423 |
62.1%
|
| 2 | Did not smoke cigarettes | 119 |
17.5%
|
| 3 | Yes | 108 |
15.9%
|
| 4 | No | 31 |
4.6%
|
| Sysmiss | 20 |