| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 93 |
3.4%
|
| 2010 | 69 |
2.5%
|
|
| 2011 | 706 |
25.7%
|
|
| 2012 | 797 |
29%
|
|
| 2013 | 908 |
33.1%
|
|
| 4444 | Marked on card | 9 |
0.3%
|
| 6666 | Mother reported | 164 |
6%
|
| 9998 | DK | 1 |
0%
|
| Sysmiss | 3390 |