| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 123 | 
                                                                 
                                    
                                    17.1%
                                 
                                                             | 
                                                        
                    
| 1 | yes | 547 | 
                                                                 
                                    
                                    76.1%
                                 
                                                             | 
                                                        
                    
| 2 | no vaccination in last 2 years | 13 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    
| 8 | don't know | 36 | 
                                                                 
                                    
                                    5%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 6036 |