| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 0 |
0%
|
| 2013 | 13 |
0.4%
|
|
| 2014 | 458 |
14.7%
|
|
| 2015 | 984 |
31.7%
|
|
| 2016 | 1636 |
52.7%
|
|
| 4444 | Marked on card | 0 |
0%
|
| 6666 | Mother reported | 0 |
0%
|
| 9997 | Inconsistent | 0 |
0%
|
| 9998 | DK | 11 |
0.4%
|
| 9999 | Missing | 5 |
0.2%
|
| Sysmiss | 25471 |