| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2426 |
70.8%
|
| 2 | I have already stopped smoking cigarettes | 401 |
11.7%
|
| 3 | Yes | 508 |
14.8%
|
| 4 | No | 93 |
2.7%
|
| Sysmiss | 15 |