| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 449 |
16.3%
|
| 2011 | 568 |
20.7%
|
|
| 2012 | 779 |
28.4%
|
|
| 2013 | 811 |
29.5%
|
|
| 4444 | Marked on card | 10 |
0.4%
|
| 6666 | Mother reported | 129 |
4.7%
|
| 9998 | DK | 1 |
0%
|
| Sysmiss | 3390 |