| Value | Category | Cases | |
|---|---|---|---|
| 0 | 214 | 
                                                                 
                                    
                                    69%
                                 
                                                             | 
                                                        
                    |
| 1 | 51 | 
                                                                 
                                    
                                    16.5%
                                 
                                                             | 
                                                        
                    |
| 2 | 26 | 
                                                                 
                                    
                                    8.4%
                                 
                                                             | 
                                                        
                    |
| 3 | 8 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    |
| 4 | 10 | 
                                                                 
                                    
                                    3.2%
                                 
                                                             | 
                                                        
                    |
| 7 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             |