| Value | Category | Cases | |
|---|---|---|---|
| N | 184 | 
                                                                 
                                    
                                    73.9%
                                 
                                                             | 
                                                        
                    |
| O | 11 | 
                                                                 
                                    
                                    4.4%
                                 
                                                             | 
                                                        
                    |
| P | 11 | 
                                                                 
                                    
                                    4.4%
                                 
                                                             | 
                                                        
                    |
| Q | 10 | 
                                                                 
                                    
                                    4%
                                 
                                                             | 
                                                        
                    |
| R | 3 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    |
| X | 30 | 
                                                                 
                                    
                                    12%
                                 
                                                             |