| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good/excellent | 572 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    
| 2 | Good | 2929 | 
                                                                 
                                    
                                    15.1%
                                 
                                                             | 
                                                        
                    
| 3 | Fair | 6121 | 
                                                                 
                                    
                                    31.6%
                                 
                                                             | 
                                                        
                    
| 4 | Poor | 6120 | 
                                                                 
                                    
                                    31.6%
                                 
                                                             | 
                                                        
                    
| 5 | Very poor | 3644 | 
                                                                 
                                    
                                    18.8%
                                 
                                                             |