| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 13940 |
78%
|
| 2 | I have already stopped smoking cigarettes | 1530 |
8.6%
|
| 3 | Yes | 1672 |
9.4%
|
| 4 | No | 723 |
4%
|
| Sysmiss | 145 |