| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes on card | 16989 |
29.3%
|
| 2 | yes on recall | 28304 |
48.8%
|
| 3 | no | 12671 |
21.9%
|
| 4 | polio campaign | 0 |
0%
|
| Sysmiss | 2655 |