| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 156 | 
                                                                 
                                    
                                    2.5%
                                 
                                                             | 
                                                        
                    
| 2 | No | 6056 | 
                                                                 
                                    
                                    97.5%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 2497 |