| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 1776 | 
                                    
                                    47.2%
                                 | 
| 1 | vacc. date on card | 0 | 
                                    
                                    0%
                                 | 
| 2 | reported by mother | 1848 | 
                                    
                                    49.2%
                                 | 
| 3 | vacc. marked on card | 0 | 
                                    
                                    0%
                                 | 
| 8 | dk | 135 | 
                                    
                                    3.6%
                                 | 
| Sysmiss | 11187 |