| Value | Category | 
                                    
                    
                        | -9 | Don't Know | 
                                    
                    
                        | -8 | Refused | 
                                    
                    
                        | -5 | Not Applicable | 
                                    
                    
                        | -3 | Missing | 
                                    
                    
                        | 44 | Deceased | 
                                    
                    
                        | 77 | Absent | 
                                    
                    
                        | 317368 |  | 
                                    
                    
                        | 728942 |  | 
                                    
                    
                        | 738522 |  | 
                                    
                    
                        | 777184 |  | 
                                    
                    
                        | 781106 |  | 
                                    
                    
                        | 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.