| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 2058 |
71.5%
|
| 2 | I have already stopped smoking cigarettes | 247 |
8.6%
|
| 3 | Yes | 452 |
15.7%
|
| 4 | No | 120 |
4.2%
|
| Sysmiss | 54 |