| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 516 |
6.7%
|
| 2001 | 697 |
9%
|
|
| 2002 | 1110 |
14.3%
|
|
| 2003 | 1218 |
15.7%
|
|
| 2004 | 1252 |
16.2%
|
|
| 2005 | 1370 |
17.7%
|
|
| 2006 | 1264 |
16.3%
|
|
| 2007 | 282 |
3.6%
|
|
| 4444 | Marked on card | 23 |
0.3%
|
| 6666 | Mother reported | 0 |
0%
|
| 9997 | Inconsistent | 9 |
0.1%
|
| 9998 | DK | 0 |
0%
|
| 9999 | Missing | 0 |
0%
|
| Sysmiss | 1054 |