| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 482 |
8.3%
|
| 1 | vaccination date on card | 3970 |
68.4%
|
| 2 | reported by mother | 1252 |
21.6%
|
| 3 | vaccination marked on card | 83 |
1.4%
|
| 8 | don't know | 16 |
0.3%
|
| Sysmiss | 32643 |