| Value | Category | Cases | |
|---|---|---|---|
| 1 | Child adds numbers correctly | 946 | 
                                                                 
                                    
                                    6.4%
                                 
                                                             | 
                                                        
                    
| 2 | Child didnt add numbers correctly | 354 | 
                                                                 
                                    
                                    2.4%
                                 
                                                             | 
                                                        
                    
| 3 | No attempt | 6528 | 
                                                                 
                                    
                                    44.4%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 6862 | 
                                                                 
                                    
                                    46.7%
                                 
                                                             |