| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 649 | 1816969 | 
                                                                 
                                    
                                    5.7%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 2 | 1-3 times | 6090 | 17770955 | 
                                                                 
                                    
                                    55.9%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 3 | 3+ times | 4164 | 12124941 | 
                                                                 
                                    
                                    38.2%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 99 | Not stated | 13 | 55053 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             |