| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 776 |
49.3%
|
| 2 | Did not smoke cigarettes | 303 |
19.2%
|
| 3 | Yes | 366 |
23.2%
|
| 4 | No | 130 |
8.3%
|
| Sysmiss | 162 |