| Value | 
                    Category | 
                                                                            
                                    
                    
                        | 00 | 
                        NIU (not in universe)  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 10 | 
                        Work  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 11 | 
                        Seeking work  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 12 | 
                        Job relocation  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 13 | 
                        Job assignment  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 14 | 
                        Opportunity  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 15 | 
                        Proximity to work  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 16 | 
                        Job loss  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 19 | 
                        Other work  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 20 | 
                        Family move  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 21 | 
                        Follow household head  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 22 | 
                        Follow spouse  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 23 | 
                        Follow relative  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 24 | 
                        Marriage of a family member  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 25 | 
                        Divorce or separation of a family member  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 26 | 
                        Healthcare or age of a family member  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 27 | 
                        Death or birth of a family member  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 29 | 
                        Other family  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 30 | 
                        Education  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 31 | 
                        Studies  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 32 | 
                        End of education  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 33 | 
                        Proximity to education  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 34 | 
                        Other education  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 40 | 
                        Marriage, divorce, widowhood  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 41 | 
                        Marriage or union  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 42 | 
                        Divorce or widowhood  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 50 | 
                        Insecurity, disaster, or violence  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 51 | 
                        War, conflict  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 52 | 
                        Violence or insecurity  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 53 | 
                        Domestic violence  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 54 | 
                        Social or political problems, including security  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 55 | 
                        Natural disaster  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 56 | 
                        Refugee, reason not specified  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 57 | 
                        Asylum seeker, reason not specified  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 59 | 
                        Other insecurity, disaster, or violence  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 60 | 
                        Personal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 61 | 
                        Age related reasons  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 62 | 
                        Quality of life  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 63 | 
                        Become independent  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 69 | 
                        Other personal  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 70 | 
                        Other reason  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 71 | 
                        Health  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 72 | 
                        Repatriation  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 73 | 
                        Retirement  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 74 | 
                        House or flat acquisition  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 75 | 
                        Housing problems  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 76 | 
                        Visiting  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 77 | 
                        Ordination  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 78 | 
                        Military or institutional housing  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 79 | 
                        Other reason, not elsewhere classified  | 
                        
                            
                        
                        
                        
                        
                            
                    
                                    
                    
                        | 99 | 
                        Unknown  | 
                        
                            
                        
                        
                        
                        
                            
                    
                            
            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.