| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | not given | 58 | 58 |
4.3%
|
| 1998 | 37 | 38 |
2.9%
|
|
| 1999 | 114 | 106 |
7.9%
|
|
| 2000 | 154 | 165 |
12.3%
|
|
| 2001 | 280 | 292 |
21.8%
|
|
| 2002 | 391 | 370 |
27.6%
|
|
| 2003 | 192 | 178 |
13.3%
|
|
| 4444 | marked on card | 58 | 62 |
4.6%
|
| 6666 | mother reported | 84 | 72 |
5.3%
|
| 9996 | not consistent with other card | 0 | 0 |
0%
|
| 9997 | inconsistent | 0 | 0 |
0%
|
| 9998 | dk | 0 | 0 |
0%
|
| 9999 | missing | 0 | 0 |
0%
|
| Sysmiss | 1925 | 1952 |