| Value | Category | 
                                    
                    
                        | 1 | 01. Self | 
                                    
                    
                        | 2 | 02. Spouse | 
                                    
                    
                        | 3 | 03. Birth par | 
                                    
                    
                        | 4 | 04. Siblings | 
                                    
                    
                        | 5 | 05. Bio child | 
                                    
                    
                        | 6 | 06. Oth fam mem | 
                                    
                    
                        | 7 | 07. Non fam mem | 
                                    
                    
                        | 98 | 98. DK | 
                                    
                    
                        | 99 | 99. Miss | 
                                    
                    
                        | 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.