| Value | Category | Cases | |
|---|---|---|---|
| 2 | 2 primary school | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 5 | 5 primary school | 2 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    
| 6 | 6 primary school | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 7 | 1 secondary school | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 12 | 6 secondary school | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 1234 | 
                                                                 
                                    
                                    99.5%
                                 
                                                             |