| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 11 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    
| -1 | Don't know | 19 | 
                                                                 
                                    
                                    1.9%
                                 
                                                             | 
                                                        
                    
| 1 | A great deal | 69 | 
                                                                 
                                    
                                    6.9%
                                 
                                                             | 
                                                        
                    
| 2 | Quite a lot | 242 | 
                                                                 
                                    
                                    24.2%
                                 
                                                             | 
                                                        
                    
| 3 | Not very much | 317 | 
                                                                 
                                    
                                    31.7%
                                 
                                                             | 
                                                        
                    
| 4 | None at all | 342 | 
                                                                 
                                    
                                    34.2%
                                 
                                                             |