| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 1 | Very good | 186 | 
                                                                 
                                    
                                    14.2%
                                 
                                                             | 
                                                        
                    
| 2 | Fairly good | 416 | 
                                                                 
                                    
                                    31.7%
                                 
                                                             | 
                                                        
                    
| 3 | Fairly bad | 385 | 
                                                                 
                                    
                                    29.3%
                                 
                                                             | 
                                                        
                    
| 4 | Very bad | 325 | 
                                                                 
                                    
                                    24.8%
                                 
                                                             |