| Value | Category | Cases | |
|---|---|---|---|
| 0 | no education | 2997 | 
                                    
                                    20.1%
                                 | 
| 1 | primary | 6073 | 
                                    
                                    40.6%
                                 | 
| 2 | secondary | 5508 | 
                                    
                                    36.9%
                                 | 
| 3 | higher | 368 | 
                                    
                                    2.5%
                                 |