| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 2321 | 
                                    
                                    20.2%
                                 | 
| 2 | NO | 81 | 
                                    
                                    0.7%
                                 | 
| 9 | NO RESPONSE | 3 | 
                                    
                                    0%
                                 | 
| Sysmiss | 9059 | 
                                    
                                    79%
                                 |