| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2465 |
86.4%
|
| 2 | I have successfully stopped smoking | 204 |
7.1%
|
| 3 | Yes | 74 |
2.6%
|
| 4 | No | 111 |
3.9%
|
| Sysmiss | 28 |