| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 10706 | 
                                                                 
                                    
                                    53.3%
                                 
                                                             | 
                                                        
                    
| 2 | Several times a week | 7627 | 
                                                                 
                                    
                                    38%
                                 
                                                             | 
                                                        
                    
| 3 | Once a week | 1176 | 
                                                                 
                                    
                                    5.9%
                                 
                                                             | 
                                                        
                    
| 4 | About once every two weeks | 335 | 
                                                                 
                                    
                                    1.7%
                                 
                                                             | 
                                                        
                    
| 5 | About once every month | 175 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    
| 6 | About once every three months | 13 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 7 | About once every six months | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 8 | About once a year | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 9 | Less often than once a year | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 10 | 44 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 615072 |