| Value | Category | Cases | |
|---|---|---|---|
| 0 | 135 | 
                                                                 
                                    
                                    19.9%
                                 
                                                             | 
                                                        
                    |
| 1 | 110 | 
                                                                 
                                    
                                    16.2%
                                 
                                                             | 
                                                        
                    |
| 2 | 206 | 
                                                                 
                                    
                                    30.3%
                                 
                                                             | 
                                                        
                    |
| 3 | 229 | 
                                                                 
                                    
                                    33.7%
                                 
                                                             |