| Value | Category | Cases | |
|---|---|---|---|
| 0 | no | 2154 |
49.4%
|
| 1 | vaccination date on card | 1995 |
45.7%
|
| 2 | reported by mother | 177 |
4.1%
|
| 3 | vaccination marked on card | 36 |
0.8%
|
| 8 | don't know | 1 |
0%
|
| Sysmiss | 10271 |