| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 1948 |
36.7%
|
| 2 | Child didnt add numbers correctly | 78 |
1.5%
|
| 3 | No attempt | 803 |
15.1%
|
| Sysmiss | 2472 |
46.6%
|