| Value | Category | Cases | |
|---|---|---|---|
| 1 | Did not occur | 186 | 
                                    
                                    1.1%
                                 | 
| 2 | 1-2 times during the year | 1164 | 
                                    
                                    6.7%
                                 | 
| 3 | 3-4 times during the year | 3741 | 
                                    
                                    21.6%
                                 | 
| 4 | Once a month | 5435 | 
                                    
                                    31.4%
                                 | 
| 5 | Once a week | 3180 | 
                                    
                                    18.3%
                                 | 
| 6 | More than once a week | 3627 | 
                                    
                                    20.9%
                                 | 
| 7 | N/A | 400 | |
| 8 | Invalid | 18 | |
| 9 | Missing | 388 |