| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not given | 3825 |
49.4%
|
| 2001 | 2 |
0%
|
|
| 2002 | 300 |
3.9%
|
|
| 2003 | 871 |
11.3%
|
|
| 2004 | 733 |
9.5%
|
|
| 2005 | 860 |
11.1%
|
|
| 2006 | 1028 |
13.3%
|
|
| 2007 | 57 |
0.7%
|
|
| 4444 | Marked on card | 53 |
0.7%
|
| 6666 | Mother reported | 0 |
0%
|
| 9997 | Inconsistent | 12 |
0.2%
|
| 9998 | DK | 0 |
0%
|
| 9999 | Missing | 0 |
0%
|
| Sysmiss | 1054 |