| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 739 |
12.7%
|
| 1 | vaccination date on card | 3817 |
65.8%
|
| 2 | reported by mother | 1170 |
20.2%
|
| 3 | vaccination marked on card | 63 |
1.1%
|
| 8 | don't know | 14 |
0.2%
|
| Sysmiss | 32643 |