| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 11529 | 
                                    
                                    39%
                                 | 
| 2 | NO | 18021 | 
                                    
                                    60.9%
                                 | 
| 9 | NO RESPONSE | 23 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 1487 |