| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 235 | 
                                                                 
                                    
                                    29%
                                 
                                                             | 
                                                        
                    
| 1 | vacc. date on card | 328 | 
                                                                 
                                    
                                    40.5%
                                 
                                                             | 
                                                        
                    
| 2 | reported by mother | 202 | 
                                                                 
                                    
                                    24.9%
                                 
                                                             | 
                                                        
                    
| 3 | vacc. marked on card | 44 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 8 | dk | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 5945 |