| Value | Category | 
                                    
                    
                        | 01 | Having own source of maintenance, economically active in main source of maintenance | 
                                    
                    
                        | 02 | Having own source of maintenance, economically active in additional source of maintenance | 
                                    
                    
                        | 03 | Having own source of maintenance, non-earned | 
                                    
                    
                        | 04 | Being maintained by a man, economically active in main source of maintenance | 
                                    
                    
                        | 05 | Being maintained by a man, economically active in additional source of maintenance | 
                                    
                    
                        | 06 | Being maintained by a man, having only non-earned source fo maintenance | 
                                    
                    
                        | 07 | Being maintained by a woman, economically active in main source of maintenance | 
                                    
                    
                        | 08 | Being maintained by a woman, economically active in additional source of maintenance | 
                                    
                    
                        | 09 | Being maintained by a woman, having only non-earned source fo maintenance | 
                                    
                    
                        | 98 | Unknown | 
                                    
                    
                        | 99 | NIU (not in universe) | 
                            
            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.