| Value | Category | Cases | |
|---|---|---|---|
| 2015 | 397 |
8.1%
|
|
| 2016 | 1670 |
34%
|
|
| 2017 | 2211 |
45%
|
|
| 2018 | 623 |
12.7%
|
|
| 4444 | MARKED ON CARD | 0 |
0%
|
| 6666 | MOTHER REPORTED | 0 |
0%
|
| 9999 | NO RESPONSE | 11 |
0.2%
|
| Sysmiss | 11777 |