| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 1740 |
30%
|
| 1 | vaccination date on card | 3463 |
59.7%
|
| 2 | reported by mother | 516 |
8.9%
|
| 3 | vaccination marked on card | 78 |
1.3%
|
| 8 | don't know | 6 |
0.1%
|
| Sysmiss | 32643 |