| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 1199 | 
                                    
                                    52.8%
                                 | 
| 2 | Child didnt add numbers correctly | 96 | 
                                    
                                    4.2%
                                 | 
| 3 | No attempt | 136 | 
                                    
                                    6%
                                 | 
| Sysmiss | 841 | 
                                    
                                    37%
                                 |