| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 | 
                                    
                                    0.3%
                                 | 
| -1 | Don't know | 610 | 
                                    
                                    50.8%
                                 | 
| 1 | A great deal | 3 | 
                                    
                                    0.3%
                                 | 
| 2 | Quite a lot | 19 | 
                                    
                                    1.6%
                                 | 
| 3 | Not very much | 120 | 
                                    
                                    10%
                                 | 
| 4 | None at all | 445 | 
                                    
                                    37.1%
                                 |