| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 0 |
0%
|
| 2013 | 20 |
0.5%
|
|
| 2014 | 884 |
21%
|
|
| 2015 | 1505 |
35.7%
|
|
| 2016 | 1800 |
42.7%
|
|
| 4444 | Marked on card | 0 |
0%
|
| 6666 | Mother reported | 0 |
0%
|
| 9997 | Inconsistent | 0 |
0%
|
| 9998 | DK | 7 |
0.2%
|
| 9999 | Missing | 3 |
0.1%
|
| Sysmiss | 24359 |