| Value | Category | 
                                    
                    
                        | 90 |  | 
                                    
                    
                        | 150 |  | 
                                    
                    
                        | 168 |  | 
                                    
                    
                        | 180 |  | 
                                    
                    
                        | 192 |  | 
                                    
                    
                        | 204 |  | 
                                    
                    
                        | 210 |  | 
                                    
                    
                        | 225 |  | 
                                    
                    
                        | 270 |  | 
                                    
                    
                        | 336 |  | 
                                    
                    
                        | 540 |  | 
                                    
                    
                        | 720 |  | 
                                    
                    
                        | 1350 |  | 
                                    
                    
                        | 1440 |  | 
                                    
                    
                        | 1530 |  | 
                                    
                    
                        | 1620 |  | 
                                    
                    
                        | 8888 |  | 
                                    
                    
                        | 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.