| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2610 |
70.6%
|
| 2 | I have succeeded in quitting smoking | 557 |
15.1%
|
| 3 | Yes | 272 |
7.4%
|
| 4 | No | 257 |
7%
|
| Sysmiss | 75 |