| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 1398 |
9.5%
|
| 2 | Child didnt add numbers correctly | 60 |
0.4%
|
| 3 | No attempt | 6370 |
43.4%
|
| Sysmiss | 6862 |
46.7%
|