| Value | Category | 
                                    
                    
                        | 280 |  | 
                                    
                    
                        | 400 |  | 
                                    
                    
                        | 500 |  | 
                                    
                    
                        | 700 |  | 
                                    
                    
                        | 1240 |  | 
                                    
                    
                        | 1800 |  | 
                                    
                    
                        | 1820 |  | 
                                    
                    
                        | 2340 |  | 
                                    
                    
                        | 2700 |  | 
                                    
                    
                        | 3000 |  | 
                                    
                    
                        | 3768 |  | 
                                    
                    
                        | 3800 |  | 
                                    
                    
                        | 3900 |  | 
                                    
                    
                        | 4000 |  | 
                                    
                    
                        | 4290 |  | 
                                    
                    
                        | 5000 |  | 
                                    
                    
                        | 7600 |  | 
                                    
                    
                        | 7800 |  | 
                                    
                    
                        | 20000 |  | 
                                    
                    
                        | 999998 | REFUSAL | 
                                    
                    
                        | Sysmiss |  | 
                            
            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.