| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1614 |
43%
|
| 2 | I have already stopped smoking cigarettes | 846 |
22.6%
|
| 3 | Yes | 1188 |
31.7%
|
| 4 | No | 102 |
2.7%
|
| Sysmiss | 85 |