| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | None | 9408 | 9397 | 
                                                                 
                                    
                                    94.7%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 1 | once or twice | 305 | 303 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 2 | 3 to 10 times | 129 | 137 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 3 | more than 10 times | 67 | 65 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 9 | Don't know/No answer | 12 | 19 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 5 | 5 |