| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 1798 |
33.9%
|
| 2 | Child didnt add numbers correctly | 187 |
3.5%
|
| 3 | No attempt | 844 |
15.9%
|
| Sysmiss | 2472 |
46.6%
|