| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 971 |
20.5%
|
| 1 | vaccination date on card | 3556 |
75.2%
|
| 2 | reported by mother | 166 |
3.5%
|
| 3 | vaccination marked on card | 32 |
0.7%
|
| 8 | don't know | 4 |
0.1%
|
| Sysmiss | 3363 |