| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 12047 | 
                                                                 
                                    
                                    30.4%
                                 
                                                             | 
                                                        
                    
| 1 | Primary | 8457 | 
                                                                 
                                    
                                    21.3%
                                 
                                                             | 
                                                        
                    
| 2 | Junior secondary | 1768 | 
                                                                 
                                    
                                    4.5%
                                 
                                                             | 
                                                        
                    
| 3 | Senior secondary | 10391 | 
                                                                 
                                    
                                    26.2%
                                 
                                                             | 
                                                        
                    
| 4 | Higher/tertiary | 6889 | 
                                                                 
                                    
                                    17.4%
                                 
                                                             | 
                                                        
                    
| 9 | Missing/DK | 80 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 1900 |