| Value | Category | Cases | |
|---|---|---|---|
| 1 | very good | 51 | 
                                                                 
                                    
                                    2.3%
                                 
                                                             | 
                                                        
                    
| 2 | good | 249 | 
                                                                 
                                    
                                    11.3%
                                 
                                                             | 
                                                        
                    
| 3 | poor | 605 | 
                                                                 
                                    
                                    27.5%
                                 
                                                             | 
                                                        
                    
| 4 | very poor | 695 | 
                                                                 
                                    
                                    31.6%
                                 
                                                             | 
                                                        
                    
| 5 | do not know enough about them | 599 | 
                                                                 
                                    
                                    27.2%
                                 
                                                             | 
                                                        
                    
| 6 | do not know | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 7 | never heard of | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |