| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 1398 |
26.4%
|
| 2 | Child didnt add numbers correctly | 473 |
8.9%
|
| 3 | No attempt | 958 |
18.1%
|
| Sysmiss | 2472 |
46.6%
|