| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 daily | 82 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 2 | 2 several times a week | 425 | 
                                                                 
                                    
                                    28.1%
                                 
                                                             | 
                                                        
                    
| 3 | 3 about once a week | 364 | 
                                                                 
                                    
                                    24.1%
                                 
                                                             | 
                                                        
                    
| 4 | 4 less than once a week | 143 | 
                                                                 
                                    
                                    9.5%
                                 
                                                             | 
                                                        
                    
| 5 | 5 never | 63 | 
                                                                 
                                    
                                    4.2%
                                 
                                                             | 
                                                        
                    
| 8 | 8 don't know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 9 | 9 no answer | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 434 | 
                                                                 
                                    
                                    28.7%
                                 
                                                             |