| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1177 |
60.6%
|
| 2 | I have already stopped smoking cigarettes | 301 |
15.5%
|
| 3 | Yes | 431 |
22.2%
|
| 4 | No | 34 |
1.7%
|
| Sysmiss | 24 |