| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2084 |
80.8%
|
| 2 | Did not smoke cigarettes | 114 |
4.4%
|
| 3 | Yes | 268 |
10.4%
|
| 4 | No | 114 |
4.4%
|
| Sysmiss | 92 |