| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 216 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    
| 2 | No | 1220 | 
                                                                 
                                    
                                    14.8%
                                 
                                                             | 
                                                        
                    
| 8 | NA | 676 | 
                                                                 
                                    
                                    8.2%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 6132 |