| Valeur | Catégorie | le cas | |
|---|---|---|---|
| ? | 11 | 
                                    
                                    18.6%
                                 | |
| A | 25 | 
                                    
                                    42.4%
                                 | |
| B | 8 | 
                                    
                                    13.6%
                                 | |
| C | 1 | 
                                    
                                    1.7%
                                 | |
| D | 4 | 
                                    
                                    6.8%
                                 | |
| E | 2 | 
                                    
                                    3.4%
                                 | |
| X | 8 | 
                                    
                                    13.6%
                                 |