| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good/excellent | 578 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    
| 2 | Good | 3286 | 
                                                                 
                                    
                                    17%
                                 
                                                             | 
                                                        
                    
| 3 | Fair | 7255 | 
                                                                 
                                    
                                    37.4%
                                 
                                                             | 
                                                        
                    
| 4 | Poor | 5416 | 
                                                                 
                                    
                                    27.9%
                                 
                                                             | 
                                                        
                    
| 5 | Very poor | 2845 | 
                                                                 
                                    
                                    14.7%
                                 
                                                             |