| Value | Category | Cases | |
|---|---|---|---|
| 0 | Pre-primary or none | 3242 | 
                                    
                                    16%
                                 | 
| 1 | Primary | 6680 | 
                                    
                                    33%
                                 | 
| 2 | Lower secondary | 4358 | 
                                    
                                    21.6%
                                 | 
| 3 | Upper secondary + | 5926 | 
                                    
                                    29.3%
                                 | 
| 9 | DK/Missing | 8 | 
                                    
                                    0%
                                 | 
| Sysmiss | 307 |