| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good/excellent | 560 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    
| 2 | Good | 2438 | 
                                                                 
                                    
                                    12.5%
                                 
                                                             | 
                                                        
                    
| 3 | Fair | 4686 | 
                                                                 
                                    
                                    24.1%
                                 
                                                             | 
                                                        
                    
| 4 | Poor | 6449 | 
                                                                 
                                    
                                    33.1%
                                 
                                                             | 
                                                        
                    
| 5 | Very poor | 5329 | 
                                                                 
                                    
                                    27.4%
                                 
                                                             |