| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes on card | 17756 |
30.6%
|
| 2 | yes on recall | 28823 |
49.7%
|
| 3 | no | 11378 |
19.6%
|
| 4 | polio campaign | 7 |
0%
|
| Sysmiss | 2655 |