| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Almost never | 838 | 2114120 | 
                                                                 
                                    
                                    19.1%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 2 | Often | 2552 | 6026368 | 
                                                                 
                                    
                                    54.4%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 3 | Daily | 1108 | 2732411 | 
                                                                 
                                    
                                    24.7%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 7 | NA | 0 | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 99 | Not stated | 70 | 204224 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 6348 | 20690793 |