| قيمة | فئة | حالات | |
|---|---|---|---|
| 0 | 26 | 
                                                                 
                                    
                                    11.7%
                                 
                                                             | 
                                                        
                    |
| 1 | 67 | 
                                                                 
                                    
                                    30.2%
                                 
                                                             | 
                                                        
                    |
| 2 | 54 | 
                                                                 
                                    
                                    24.3%
                                 
                                                             | 
                                                        
                    |
| 3 | 20 | 
                                                                 
                                    
                                    9%
                                 
                                                             | 
                                                        
                    |
| 4 | 17 | 
                                                                 
                                    
                                    7.7%
                                 
                                                             | 
                                                        
                    |
| 5 | 10 | 
                                                                 
                                    
                                    4.5%
                                 
                                                             | 
                                                        
                    |
| 6 | 8 | 
                                                                 
                                    
                                    3.6%
                                 
                                                             | 
                                                        
                    |
| 7 | 5 | 
                                                                 
                                    
                                    2.3%
                                 
                                                             | 
                                                        
                    |
| 8 | 2 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 9 | 2 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 10 | 3 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 11 | 2 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 12 | 3 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 15 | 1 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 17 | 1 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 18 | 1 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             |