| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good/excellent | 1015 | 
                                                                 
                                    
                                    5.3%
                                 
                                                             | 
                                                        
                    
| 2 | Good | 4322 | 
                                                                 
                                    
                                    22.4%
                                 
                                                             | 
                                                        
                    
| 3 | Fair | 6754 | 
                                                                 
                                    
                                    35%
                                 
                                                             | 
                                                        
                    
| 4 | Poor | 4573 | 
                                                                 
                                    
                                    23.7%
                                 
                                                             | 
                                                        
                    
| 5 | Very poor | 2642 | 
                                                                 
                                    
                                    13.7%
                                 
                                                             |