| Value | 
                    Category | 
                                                                            
                                    
                    
                        | 0 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 1 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 10 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 30 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 31 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 32 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 33 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 34 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 35 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 36 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 37 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 38 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 39 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 40 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 44 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 49 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 50 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 51 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 52 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 60 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 244 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 256 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 263 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 311 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 342 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 450 | 
                          | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 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.