| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 705 |
68.5%
|
| 2 | Did not smoke cigarettes | 134 |
13%
|
| 3 | Yes | 155 |
15.1%
|
| 4 | No | 35 |
3.4%
|
| Sysmiss | 111 |