| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost everyday | 251 | 
                                                                 
                                    
                                    37.4%
                                 
                                                             | 
                                                        
                    
| 2 | More than once a week | 255 | 
                                                                 
                                    
                                    38%
                                 
                                                             | 
                                                        
                    
| 3 | About once a week | 103 | 
                                                                 
                                    
                                    15.4%
                                 
                                                             | 
                                                        
                    
| 4 | Less than once a week but at least once a month | 50 | 
                                                                 
                                    
                                    7.5%
                                 
                                                             | 
                                                        
                    
| 5 | Less than once a month | 12 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 8418 |