| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2012 |
67.1%
|
| 2 | Did not smoke cigarettes | 335 |
11.2%
|
| 3 | Yes | 378 |
12.6%
|
| 4 | No | 275 |
9.2%
|
| Sysmiss | 406 |