| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 8515 | 
                                    
                                    84.5%
                                 | 
| 2 | NO | 807 | 
                                    
                                    8%
                                 | 
| 9 | NO RESPONSE | 3 | 
                                    
                                    0%
                                 | 
| Sysmiss | 755 | 
                                    
                                    7.5%
                                 |