| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 1010 |
44.4%
|
| 2 | Child didn't add numbers correctly | 197 |
8.7%
|
| 3 | No attempt | 75 |
3.3%
|
| Sysmiss | 993 |
43.6%
|