| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2425 |
84.7%
|
| 2 | Did not smoke cigarettes | 167 |
5.8%
|
| 3 | Yes | 186 |
6.5%
|
| 4 | No | 86 |
3%
|
| Sysmiss | 98 |