| Value | Category | 
                                    
                    
                        | 1 | No repayment possible | 
                                    
                    
                        | 2 | Less than 1/2 repayment possible | 
                                    
                    
                        | 3 | More than 1/2 repayment possible | 
                                    
                    
                        | 4 | Fully within the repayment period | 
                                    
                    
                        | 9 | ND | 
                            
            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.