| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 1432 | 
                                                                 
                                    
                                    36.1%
                                 
                                                             | 
                                                        
                    
| 1 | Less than once a week | 262 | 
                                                                 
                                    
                                    6.6%
                                 
                                                             | 
                                                        
                    
| 2 | At least once a week | 656 | 
                                                                 
                                    
                                    16.5%
                                 
                                                             | 
                                                        
                    
| 3 | Almost every day | 1619 | 
                                                                 
                                    
                                    40.8%
                                 
                                                             | 
                                                        
                    
| 9 | No response | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 4563 |