| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 2610 | 5004672 | 
                                                                 
                                    
                                    16.7%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 2 | 1-3 times | 8625 | 17229384 | 
                                                                 
                                    
                                    57.6%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 3 | 3+ times | 3793 | 7680319 | 
                                                                 
                                    
                                    25.7%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 99 | Not stated | 1 | 3695 | 
                                                                 
                                    
                                    0%
                                 
                                                             |