| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 0 |
0%
|
| 2015 | 46 |
0.6%
|
|
| 2016 | 2349 |
31.5%
|
|
| 2017 | 4568 |
61.2%
|
|
| 2018 | 501 |
6.7%
|
|
| 4444 | Marked on card | 0 |
0%
|
| 6666 | Mother reported | 0 |
0%
|
| 9997 | Inconsistent | 0 |
0%
|
| 9999 | No response | 4 |
0.1%
|
| Sysmiss | 34940 |