| Value | Category | Cases | |
|---|---|---|---|
| 1 | I don’t smoke cigarettes | 6334 |
80.9%
|
| 2 | Yes | 628 |
8%
|
| 3 | No | 515 |
6.6%
|
| 4 | Uncertain | 355 |
4.5%
|
| Sysmiss | 14 |