| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 1524 |
29.8%
|
| 1 | vaccination date on card | 2397 |
46.8%
|
| 2 | reported by mother | 1140 |
22.3%
|
| 3 | vaccination marked on card | 54 |
1.1%
|
| 8 | don't know | 6 |
0.1%
|
| Sysmiss | 30489 |