| Value | Category | Cases | |
|---|---|---|---|
| 1 | every day | 183 | 
                                    
                                    1.2%
                                 | 
| 2 | at least once a week | 922 | 
                                    
                                    6.2%
                                 | 
| 3 | at least once a month | 2115 | 
                                    
                                    14.1%
                                 | 
| 4 | less than once a month | 3466 | 
                                    
                                    23.2%
                                 | 
| 5 | never | 1854 | 
                                    
                                    12.4%
                                 | 
| -8 | other error | 0 | 
                                    
                                    0%
                                 | 
| -7 | filter error | 0 | 
                                    
                                    0%
                                 | 
| -3 | inapplicable | 6408 | 
                                    
                                    42.8%
                                 | 
| -2 | no answer | 7 | 
                                    
                                    0%
                                 | 
| -1 | does not know | 6 | 
                                    
                                    0%
                                 |