| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 | 
                                                                 
                                    
                                    1.5%
                                 
                                                             | 
                                                        
                    |
| 1 | 14 | 
                                                                 
                                    
                                    20.6%
                                 
                                                             | 
                                                        
                    |
| 2 | 20 | 
                                                                 
                                    
                                    29.4%
                                 
                                                             | 
                                                        
                    |
| 3 | 15 | 
                                                                 
                                    
                                    22.1%
                                 
                                                             | 
                                                        
                    |
| 4 | 9 | 
                                                                 
                                    
                                    13.2%
                                 
                                                             | 
                                                        
                    |
| 5 | 6 | 
                                                                 
                                    
                                    8.8%
                                 
                                                             | 
                                                        
                    |
| 6 | 2 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 7 | 1 | 
                                                                 
                                    
                                    1.5%
                                 
                                                             |