| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 2832 |
31.6%
|
| 2 | Child didnt add numbers correctly | 1305 |
14.6%
|
| 3 | No attempt | 1420 |
15.8%
|
| Sysmiss | 3408 |
38%
|