| Value | Category | Cases | |
|---|---|---|---|
| 0 | not given | 408 |
84.8%
|
| 9 | 1 |
0.2%
|
|
| 10 | 1 |
0.2%
|
|
| 15 | 1 |
0.2%
|
|
| 19 | 1 |
0.2%
|
|
| 21 | 1 |
0.2%
|
|
| 24 | 1 |
0.2%
|
|
| 44 | marked on card | 30 |
6.2%
|
| 66 | mother reported | 37 |
7.7%
|
| 97 | inconsistent | 0 |
0%
|
| 98 | dk | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 15504 |