| Value | Category | 
                                    
                    
                        | 0 |  | 
                                    
                    
                        | 1800 |  | 
                                    
                    
                        | 3000 |  | 
                                    
                    
                        | 5000 |  | 
                                    
                    
                        | 7500 |  | 
                                    
                    
                        | 8000 |  | 
                                    
                    
                        | 10000 |  | 
                                    
                    
                        | 11200 |  | 
                                    
                    
                        | 15000 |  | 
                                    
                    
                        | 15300 |  | 
                                    
                    
                        | 16000 |  | 
                                    
                    
                        | 18000 |  | 
                                    
                    
                        | 18900 |  | 
                                    
                    
                        | 19000 |  | 
                                    
                    
                        | 19520 |  | 
                                    
                    
                        | 20000 |  | 
                                    
                    
                        | 20040 |  | 
                                    
                    
                        | 29000 |  | 
                                    
                    
                        | 30000 |  | 
                                    
                    
                        | 31500 |  | 
                                    
                    
                        | 39000 |  | 
                                    
                    
                        | 42000 |  | 
                                    
                    
                        | 45000 |  | 
                                    
                    
                        | 45200 |  | 
                                    
                    
                        | 45880 |  | 
                                    
                    
                        | 46100 |  | 
                                    
                    
                        | 48000 |  | 
                                    
                    
                        | 50000 |  | 
                                    
                    
                        | 57600 |  | 
                                    
                    
                        | 60000 |  | 
                                    
                    
                        | 64000 |  | 
                                    
                    
                        | 66000 |  | 
                                    
                    
                        | 70000 |  | 
                                    
                    
                        | 75000 |  | 
                                    
                    
                        | 80000 |  | 
                                    
                    
                        | 99870 |  | 
                                    
                    
                        | 100000 |  | 
                                    
                    
                        | 110000 |  | 
                                    
                    
                        | 120000 |  | 
                                    
                    
                        | 131000 |  | 
                                    
                    
                        | 135000 |  | 
                                    
                    
                        | 138000 |  | 
                                    
                    
                        | 144000 |  | 
                                    
                    
                        | 150000 |  | 
                                    
                    
                        | 156000 |  | 
                                    
                    
                        | 160000 |  | 
                                    
                    
                        | 165000 |  | 
                                    
                    
                        | 175000 |  | 
                                    
                    
                        | 180000 |  | 
                                    
                    
                        | 188000 |  | 
                                    
                    
                        | 192000 |  | 
                                    
                    
                        | 196000 |  | 
                                    
                    
                        | 198000 |  | 
                                    
                    
                        | 200000 |  | 
                                    
                    
                        | 210000 |  | 
                                    
                    
                        | 231000 |  | 
                                    
                    
                        | 234000 |  | 
                                    
                    
                        | 240000 |  | 
                                    
                    
                        | 250000 |  | 
                                    
                    
                        | 260000 |  | 
                                    
                    
                        | 280000 |  | 
                                    
                    
                        | 300000 |  | 
                                    
                    
                        | 315100 |  | 
                                    
                    
                        | 336000 |  | 
                                    
                    
                        | 350000 |  | 
                                    
                    
                        | 360000 |  | 
                                    
                    
                        | 385000 |  | 
                                    
                    
                        | 400000 |  | 
                                    
                    
                        | 450000 |  | 
                                    
                    
                        | 500000 |  | 
                                    
                    
                        | 530000 |  | 
                                    
                    
                        | 540000 |  | 
                                    
                    
                        | 550000 |  | 
                                    
                    
                        | 558000 |  | 
                                    
                    
                        | 592000 |  | 
                                    
                    
                        | 596000 |  | 
                                    
                    
                        | 600000 |  | 
                                    
                    
                        | 610000 |  | 
                                    
                    
                        | 650000 |  | 
                                    
                    
                        | 652000 |  | 
                                    
                    
                        | 690000 |  | 
                                    
                    
                        | 696000 |  | 
                                    
                    
                        | 700000 |  | 
                                    
                    
                        | 720000 |  | 
                                    
                    
                        | 770000 |  | 
                                    
                    
                        | 800000 |  | 
                                    
                    
                        | 900000 |  | 
                                    
                    
                        | 1000000 |  | 
                                    
                    
                        | 1020000 |  | 
                                    
                    
                        | 1100000 |  | 
                                    
                    
                        | 1200000 |  | 
                                    
                    
                        | 1300000 |  | 
                                    
                    
                        | 1400000 |  | 
                                    
                    
                        | 1440000 |  | 
                                    
                    
                        | 1500000 |  | 
                                    
                    
                        | 1700000 |  | 
                                    
                    
                        | 2100000 |  | 
                                    
                    
                        | 2160000 |  | 
                                    
                    
                        | 3000000 |  | 
                                    
                    
                        | 4500000 |  | 
                                    
                    
                        | 8000000 |  | 
                                    
                    
                        | 11000000 |  | 
                                    
                    
                        | 2147483625 | don't know | 
                                    
                    
                        | 2147483639 | refusal | 
                                    
                    
                        | 2147483640 | skipped | 
                                    
                    
                        | 2147483645 | .x. censored | 
                                    
                    
                        | 100000001 | .. | 
                                    
                    
                        | 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.