| Value | Category | 
                                    
                    
                        | 1 | Finished and have a diploma | 
                                    
                    
                        | 2 | Finished without diploma | 
                                    
                    
                        | 3 | Haven't finished yet | 
                                    
                    
                        | 8 | DK | 
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.