| Value | Category | Cases | |
|---|---|---|---|
| 0.0 | 13 | 
                                                                 
                                    
                                    39.4%
                                 
                                                             | 
                                                        
                    |
| 1.0 | 3 | 
                                                                 
                                    
                                    9.1%
                                 
                                                             | 
                                                        
                    |
| 2.0 | 11 | 
                                                                 
                                    
                                    33.3%
                                 
                                                             | 
                                                        
                    |
| 4.0 | 6 | 
                                                                 
                                    
                                    18.2%
                                 
                                                             |