| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 | 
                                                                 
                                    
                                    1%
                                 
                                                             | 
                                                        
                    
| -1 | Don't know | 14 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    
| 1 | Very Frequently | 18 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    
| 2 | Quite frequently | 45 | 
                                                                 
                                    
                                    4.5%
                                 
                                                             | 
                                                        
                    
| 3 | Not frequently | 230 | 
                                                                 
                                    
                                    23%
                                 
                                                             | 
                                                        
                    
| 4 | Not at all frequently | 683 | 
                                                                 
                                    
                                    68.3%
                                 
                                                             |