| Value | Category | 
                                    
                    
                        | -9 | Don't know | 
                                    
                    
                        | -8 | Refused | 
                                    
                    
                        | -5 | Not Applicable | 
                                    
                    
                        | -3 | Missing | 
                                    
                    
                        | 15 |  | 
                                    
                    
                        | 16 |  | 
                                    
                    
                        | 20 |  | 
                                    
                    
                        | 30 |  | 
                                    
                    
                        | 35 |  | 
                                    
                    
                        | 50 |  | 
                                    
                    
                        | 52 |  | 
                                    
                    
                        | 70 |  | 
                                    
                    
                        | 80 |  | 
                                    
                    
                        | 90 |  | 
                                    
                    
                        | 99 |  | 
                                    
                    
                        | 100 |  | 
                                    
                    
                        | 110 |  | 
                                    
                    
                        | 120 |  | 
                                    
                    
                        | 130 |  | 
                                    
                    
                        | 150 |  | 
                                    
                    
                        | 200 |  | 
                                    
                    
                        | 230 |  | 
                                    
                    
                        | 240 |  | 
                                    
                    
                        | 250 |  | 
                                    
                    
                        | 270 |  | 
                                    
                    
                        | 290 |  | 
                                    
                    
                        | 300 |  | 
                                    
                    
                        | 320 |  | 
                                    
                    
                        | 350 |  | 
                                    
                    
                        | 400 |  | 
                                    
                    
                        | 420 |  | 
                                    
                    
                        | 450 |  | 
                                    
                    
                        | 500 |  | 
                                    
                    
                        | 600 |  | 
                                    
                    
                        | 650 |  | 
                                    
                    
                        | 680 |  | 
                                    
                    
                        | 699 |  | 
                                    
                    
                        | 700 |  | 
                                    
                    
                        | 701 |  | 
                                    
                    
                        | 800 |  | 
                                    
                    
                        | 827 |  | 
                                    
                    
                        | 1000 |  | 
                                    
                    
                        | 1081 |  | 
                                    
                    
                        | 1175 |  | 
                                    
                    
                        | 1200 |  | 
                                    
                    
                        | 1300 |  | 
                                    
                    
                        | 1400 |  | 
                                    
                    
                        | 1500 |  | 
                                    
                    
                        | 1600 |  | 
                                    
                    
                        | 1800 |  | 
                                    
                    
                        | 1900 |  | 
                                    
                    
                        | 2000 |  | 
                                    
                    
                        | 2049 |  | 
                                    
                    
                        | 2310 |  | 
                                    
                    
                        | 2500 |  | 
                                    
                    
                        | 2735 |  | 
                                    
                    
                        | 3000 |  | 
                                    
                    
                        | 3500 |  | 
                                    
                    
                        | 4000 |  | 
                                    
                    
                        | 4960 |  | 
                                    
                    
                        | 5000 |  | 
                                    
                    
                        | 6000 |  | 
                                    
                    
                        | 8000 |  | 
                                    
                    
                        | 10000 |  | 
                                    
                    
                        | 11000 |  | 
                                    
                    
                        | 11800 |  | 
                                    
                    
                        | 13000 |  | 
                                    
                    
                        | 15000 |  | 
                                    
                    
                        | 15600 |  | 
                                    
                    
                        | 20500 |  | 
                                    
                    
                        | 21500 |  | 
                                    
                    
                        | 30000 |  | 
                                    
                    
                        | 35000 |  | 
                                    
                    
                        | 40000 |  | 
                                    
                    
                        | 60000 |  | 
                                    
                    
                        | 185000 |  | 
                                    
                    
                        | 190000 |  | 
                                    
                    
                        | 265000 |  | 
                                    
                    
                        | 300000 |  | 
                                    
                    
                        | 1000000 |  | 
                                    
                    
                        | 1540000 |  | 
                                    
                    
                        | 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.