| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 7 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    
| -1 | Don't know | 11 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    
| 1 | Very Frequently | 24 | 
                                                                 
                                    
                                    2.4%
                                 
                                                             | 
                                                        
                    
| 2 | Quite frequently | 101 | 
                                                                 
                                    
                                    10.1%
                                 
                                                             | 
                                                        
                    
| 3 | Not frequently | 380 | 
                                                                 
                                    
                                    38%
                                 
                                                             | 
                                                        
                    
| 4 | Not at all frequently | 477 | 
                                                                 
                                    
                                    47.7%
                                 
                                                             |