| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 18 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    
| -1 | Don't know | 27 | 
                                                                 
                                    
                                    2.7%
                                 
                                                             | 
                                                        
                    
| 1 | A great deal | 113 | 
                                                                 
                                    
                                    11.3%
                                 
                                                             | 
                                                        
                    
| 2 | Quite a lot | 263 | 
                                                                 
                                    
                                    26.3%
                                 
                                                             | 
                                                        
                    
| 3 | Not very much | 368 | 
                                                                 
                                    
                                    36.8%
                                 
                                                             | 
                                                        
                    
| 4 | None at all | 211 | 
                                                                 
                                    
                                    21.1%
                                 
                                                             |