| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes on card | 14477 |
25%
|
| 2 | yes on recall | 24597 |
42.4%
|
| 3 | no | 3525 |
6.1%
|
| 4 | polio campaign | 15365 |
26.5%
|
| Sysmiss | 2655 |