| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 1630 |
7.6%
|
| 2014 | 269 |
1.3%
|
|
| 2015 | 971 |
4.5%
|
|
| 2016 | 1674 |
7.8%
|
|
| 2017 | 312 |
1.5%
|
|
| 4444 | Marked on card | 164 |
0.8%
|
| 6666 | Mother reported | 3 |
0%
|
| 9997 | Inconsistent | 17 |
0.1%
|
| 9998 | DK | 2 |
0%
|
| 9999 | Missing | 3 |
0%
|
| Sysmiss | 16314 |
76.4%
|