| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1216 |
65.6%
|
| 2 | Did not smoke cigarettes | 298 |
16.1%
|
| 3 | Yes | 245 |
13.2%
|
| 4 | No | 96 |
5.2%
|
| Sysmiss | 360 |