| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never or hardly ever | 155835 | 
                                    
                                    53.4%
                                 | 
| 2 | Once or twice a month | 57667 | 
                                    
                                    19.8%
                                 | 
| 3 | Once or twice a week | 39897 | 
                                    
                                    13.7%
                                 | 
| 4 | Almost every day | 22532 | 
                                    
                                    7.7%
                                 | 
| 5 | Every day | 15790 | 
                                    
                                    5.4%
                                 | 
| 7 | N/A | 173652 | |
| 8 | Invalid | 532 | |
| 9 | Missing | 19585 |