| Value | Category | Cases | |
|---|---|---|---|
| O | 7 | 
                                                                 
                                    
                                    24.1%
                                 
                                                             | 
                                                        
                    |
| P | 4 | 
                                                                 
                                    
                                    13.8%
                                 
                                                             | 
                                                        
                    |
| X | 18 | 
                                                                 
                                    
                                    62.1%
                                 
                                                             |