| Value | Category | Cases | |
|---|---|---|---|
| A | 9 | 
                                    
                                    40.9%
                                 | |
| AB | 2 | 
                                    
                                    9.1%
                                 | |
| B | 10 | 
                                    
                                    45.5%
                                 | |
| C | 1 | 
                                    
                                    4.5%
                                 |