| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    |
| 1 | 165 | 
                                                                 
                                    
                                    73.3%
                                 
                                                             | 
                                                        
                    |
| 2 | 36 | 
                                                                 
                                    
                                    16%
                                 
                                                             | 
                                                        
                    |
| 3 | 16 | 
                                                                 
                                    
                                    7.1%
                                 
                                                             | 
                                                        
                    |
| 4 | 2 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 5+ | 2 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             |