| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 487 | 
                                    
                                    13%
                                 | 
| 1 | vacc. date on card | 2122 | 
                                    
                                    56.5%
                                 | 
| 2 | reported by mother | 1012 | 
                                    
                                    27%
                                 | 
| 3 | vacc. marked on card | 121 | 
                                    
                                    3.2%
                                 | 
| 8 | dk | 11 | 
                                    
                                    0.3%
                                 | 
| Sysmiss | 11193 |