| Value | Category | Cases | |
|---|---|---|---|
| 0 | KINDERGARTEN | 1968 | 
                                    
                                    4.2%
                                 | 
| 1 | BASIC | 19469 | 
                                    
                                    41.7%
                                 | 
| 2 | SECONDARY | 8951 | 
                                    
                                    19.2%
                                 | 
| 3 | HIGHER | 9750 | 
                                    
                                    20.9%
                                 | 
| 8 | DK | 26 | 
                                    
                                    0.1%
                                 | 
| Sysmiss | 6565 | 
                                    
                                    14%
                                 |