| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 2201 | 6302064 | 
                                                                 
                                    
                                    19.8%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 2 | 1-3 times | 7621 | 22541530 | 
                                                                 
                                    
                                    71%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 3 | 3+ times | 1081 | 2869271 | 
                                                                 
                                    
                                    9%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 99 | Not stated | 13 | 55053 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             |