| Value | Category | Cases | |
|---|---|---|---|
| A | 277 | 
                                                                 
                                    
                                    89.4%
                                 
                                                             | 
                                                        
                    |
| AB | 32 | 
                                                                 
                                    
                                    10.3%
                                 
                                                             | 
                                                        
                    |
| Y | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             |