| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 14 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    
| -1 | Don't know | 54 | 
                                                                 
                                    
                                    3.5%
                                 
                                                             | 
                                                        
                    
| 1 | A great deal | 23 | 
                                                                 
                                    
                                    1.5%
                                 
                                                             | 
                                                        
                    
| 2 | Quite a lot | 306 | 
                                                                 
                                    
                                    20%
                                 
                                                             | 
                                                        
                    
| 3 | Not very much | 882 | 
                                                                 
                                    
                                    57.7%
                                 
                                                             | 
                                                        
                    
| 4 | None at all | 249 | 
                                                                 
                                    
                                    16.3%
                                 
                                                             |