| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    |
| 1 | 254 | 
                                                                 
                                    
                                    15.7%
                                 
                                                             | 
                                                        
                    |
| 2 | 558 | 
                                                                 
                                    
                                    34.5%
                                 
                                                             | 
                                                        
                    |
| 3 | 482 | 
                                                                 
                                    
                                    29.8%
                                 
                                                             | 
                                                        
                    |
| 4 | 212 | 
                                                                 
                                    
                                    13.1%
                                 
                                                             | 
                                                        
                    |
| 5 | 54 | 
                                                                 
                                    
                                    3.3%
                                 
                                                             | 
                                                        
                    |
| 6 | 24 | 
                                                                 
                                    
                                    1.5%
                                 
                                                             | 
                                                        
                    |
| 7 | 13 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    |
| 8 | 3 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             |