| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 1195 | 
                                    
                                    31.8%
                                 | 
| 1 | vacc. date on card | 1487 | 
                                    
                                    39.6%
                                 | 
| 2 | reported by mother | 906 | 
                                    
                                    24.1%
                                 | 
| 3 | vacc. marked on card | 113 | 
                                    
                                    3%
                                 | 
| 8 | dk | 57 | 
                                    
                                    1.5%
                                 | 
| Sysmiss | 11188 |