Value | Category | Cases | |
---|---|---|---|
0 | not given | 12 |
0.1%
|
1995 | 9 |
0.1%
|
|
1996 | 14 |
0.1%
|
|
1997 | 8 |
0.1%
|
|
1998 | 3 |
0%
|
|
1999 | 2 |
0%
|
|
2000 | 1 |
0%
|
|
4444 | marked on card | 4 |
0%
|
6666 | mother reported | 0 |
0%
|
9997 | inconsistent | 0 |
0%
|
9998 | dk | 0 |
0%
|
9999 | missing | 0 |
0%
|
Sysmiss | 15932 |