| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 22 | 
                                                                 
                                    
                                    26.5%
                                 
                                                             | 
                                                        
                    
| 1 | vacc. date on card | 30 | 
                                                                 
                                    
                                    36.1%
                                 
                                                             | 
                                                        
                    
| 2 | reported by mother | 28 | 
                                                                 
                                    
                                    33.7%
                                 
                                                             | 
                                                        
                    
| 3 | vacc. marked on card | 3 | 
                                                                 
                                    
                                    3.6%
                                 
                                                             | 
                                                        
                    
| 8 | dk | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 6672 |