| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 1311 |
8.9%
|
| 2 | Child didnt add numbers correctly | 122 |
0.8%
|
| 3 | No attempt | 6395 |
43.5%
|
| Sysmiss | 6862 |
46.7%
|