| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2011 |
80.9%
|
| 2 | Did not smoke cigarettes | 185 |
7.4%
|
| 3 | Yes | 200 |
8%
|
| 4 | No | 90 |
3.6%
|
| Sysmiss | 95 |