| Value | Category | Cases | |
|---|---|---|---|
| 1 | No education | 4140 | 
                                                                 
                                    
                                    42%
                                 
                                                             | 
                                                        
                    
| 2 | Primary | 1974 | 
                                                                 
                                    
                                    20%
                                 
                                                             | 
                                                        
                    
| 3 | Middle | 1434 | 
                                                                 
                                    
                                    14.5%
                                 
                                                             | 
                                                        
                    
| 4 | Secondary | 1735 | 
                                                                 
                                    
                                    17.6%
                                 
                                                             | 
                                                        
                    
| 5 | Higher | 573 | 
                                                                 
                                    
                                    5.8%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 4 |