| Value | Category | Cases | |
|---|---|---|---|
| 2015 | 148 |
3.4%
|
|
| 2016 | 1532 |
35.5%
|
|
| 2017 | 1995 |
46.2%
|
|
| 2018 | 635 |
14.7%
|
|
| 4444 | MARKED ON CARD | 0 |
0%
|
| 6666 | MOTHER REPORTED | 0 |
0%
|
| 9999 | NO RESPONSE | 9 |
0.2%
|
| Sysmiss | 12370 |