| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 49 | 
                                                                 
                                    
                                    4.9%
                                 
                                                             | 
                                                        
                    
| 8 | Not applicable | 726 | 
                                                                 
                                    
                                    72.7%
                                 
                                                             | 
                                                        
                    
| 9 | Unspecified | 223 | 
                                                                 
                                    
                                    22.3%
                                 
                                                             |