| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good/excellent | 514 | 
                                                                 
                                    
                                    2.7%
                                 
                                                             | 
                                                        
                    
| 2 | Good | 2950 | 
                                                                 
                                    
                                    15.3%
                                 
                                                             | 
                                                        
                    
| 3 | Fair | 6298 | 
                                                                 
                                    
                                    32.7%
                                 
                                                             | 
                                                        
                    
| 4 | Poor | 6243 | 
                                                                 
                                    
                                    32.4%
                                 
                                                             | 
                                                        
                    
| 5 | Very poor | 3252 | 
                                                                 
                                    
                                    16.9%
                                 
                                                             |