| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    
| -1 | Don't know | 30 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    
| 1 | A great deal | 107 | 
                                                                 
                                    
                                    10.7%
                                 
                                                             | 
                                                        
                    
| 2 | Quite a lot | 226 | 
                                                                 
                                    
                                    22.6%
                                 
                                                             | 
                                                        
                    
| 3 | Not very much | 243 | 
                                                                 
                                    
                                    24.3%
                                 
                                                             | 
                                                        
                    
| 4 | None at all | 389 | 
                                                                 
                                    
                                    38.9%
                                 
                                                             |