| Value | Category | Cases | |
|---|---|---|---|
| 1 | every day | 684 | 
                                    
                                    4.6%
                                 | 
| 2 | at least once a week | 1573 | 
                                    
                                    10.5%
                                 | 
| 3 | at least once a month | 526 | 
                                    
                                    3.5%
                                 | 
| 4 | less than once a month | 339 | 
                                    
                                    2.3%
                                 | 
| 5 | never | 6891 | 
                                    
                                    46.1%
                                 | 
| -8 | other error | 0 | 
                                    
                                    0%
                                 | 
| -7 | filter error | 0 | 
                                    
                                    0%
                                 | 
| -3 | inapplicable | 4932 | 
                                    
                                    33%
                                 | 
| -2 | no answer | 8 | 
                                    
                                    0.1%
                                 | 
| -1 | does not know | 8 | 
                                    
                                    0.1%
                                 |