| Value | Category | 
                                    
                    
                        | 0 |  | 
                                    
                    
                        | 37 |  | 
                                    
                    
                        | 43 |  | 
                                    
                    
                        | 50 |  | 
                                    
                    
                        | 51 |  | 
                                    
                    
                        | 73 |  | 
                                    
                    
                        | 90 |  | 
                                    
                    
                        | 108 |  | 
                                    
                    
                        | 150 |  | 
                                    
                    
                        | 157 |  | 
                                    
                    
                        | 200 |  | 
                                    
                    
                        | 420 |  | 
                                    
                    
                        | 480 |  | 
                                    
                    
                        | 546 |  | 
                                    
                    
                        | 552 |  | 
                                    
                    
                        | 700 |  | 
                                    
                    
                        | 1078 |  | 
                                    
                    
                        | 7777 | NZ | 
                                    
                    
                        | 8888 | BO | 
                                    
                    
                        | 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.