| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1510 |
76.1%
|
| 2 | I have already stopped smoking cigarettes | 194 |
9.8%
|
| 3 | Yes | 267 |
13.5%
|
| 4 | No | 12 |
0.6%
|
| Sysmiss | 8 |