| Value | Category | 
                                    
                    
                        | 0 | No second observation | 
                                    
                    
                        | 53 |  | 
                                    
                    
                        | 100 |  | 
                                    
                    
                        | 200 |  | 
                                    
                    
                        | 250 |  | 
                                    
                    
                        | 300 |  | 
                                    
                    
                        | 350 |  | 
                                    
                    
                        | 400 |  | 
                                    
                    
                        | 450 |  | 
                                    
                    
                        | 480 |  | 
                                    
                    
                        | 500 |  | 
                                    
                    
                        | 600 |  | 
                                    
                    
                        | 650 |  | 
                                    
                    
                        | 700 |  | 
                                    
                    
                        | 800 |  | 
                                    
                    
                        | 900 |  | 
                                    
                    
                        | 950 |  | 
                                    
                    
                        | 1000 |  | 
                                    
                    
                        | 1100 |  | 
                                    
                    
                        | 1150 |  | 
                                    
                    
                        | 1200 |  | 
                                    
                    
                        | 1300 |  | 
                                    
                    
                        | 1350 |  | 
                                    
                    
                        | 1400 |  | 
                                    
                    
                        | 1450 |  | 
                                    
                    
                        | 1500 |  | 
                                    
                    
                        | 1530 |  | 
                                    
                    
                        | 1600 |  | 
                                    
                    
                        | 1700 |  | 
                                    
                    
                        | 1800 |  | 
                                    
                    
                        | 1820 |  | 
                                    
                    
                        | 1900 |  | 
                                    
                    
                        | 2000 |  | 
                                    
                    
                        | 2100 |  | 
                                    
                    
                        | 2200 |  | 
                                    
                    
                        | 2250 |  | 
                                    
                    
                        | 2300 |  | 
                                    
                    
                        | 2400 |  | 
                                    
                    
                        | 2500 |  | 
                                    
                    
                        | 2600 |  | 
                                    
                    
                        | 2700 |  | 
                                    
                    
                        | 2800 |  | 
                                    
                    
                        | 2850 |  | 
                                    
                    
                        | 2900 |  | 
                                    
                    
                        | 3000 |  | 
                                    
                    
                        | 3100 |  | 
                                    
                    
                        | 3200 |  | 
                                    
                    
                        | 3300 |  | 
                                    
                    
                        | 3400 |  | 
                                    
                    
                        | 3500 |  | 
                                    
                    
                        | 3600 |  | 
                                    
                    
                        | 3700 |  | 
                                    
                    
                        | 3750 |  | 
                                    
                    
                        | 3800 |  | 
                                    
                    
                        | 3900 |  | 
                                    
                    
                        | 4000 |  | 
                                    
                    
                        | 4200 |  | 
                                    
                    
                        | 4300 |  | 
                                    
                    
                        | 4400 |  | 
                                    
                    
                        | 4500 |  | 
                                    
                    
                        | 4700 |  | 
                                    
                    
                        | 4800 |  | 
                                    
                    
                        | 5000 |  | 
                                    
                    
                        | 5100 |  | 
                                    
                    
                        | 5200 |  | 
                                    
                    
                        | 5300 |  | 
                                    
                    
                        | 5500 |  | 
                                    
                    
                        | 5700 |  | 
                                    
                    
                        | 5800 |  | 
                                    
                    
                        | 6000 |  | 
                                    
                    
                        | 6050 |  | 
                                    
                    
                        | 6500 |  | 
                                    
                    
                        | 6700 |  | 
                                    
                    
                        | 6800 |  | 
                                    
                    
                        | 7000 |  | 
                                    
                    
                        | 7200 |  | 
                                    
                    
                        | 7500 |  | 
                                    
                    
                        | 8000 |  | 
                                    
                    
                        | 8100 |  | 
                                    
                    
                        | 8500 |  | 
                                    
                    
                        | 9000 |  | 
                                    
                    
                        | 9500 |  | 
                                    
                    
                        | 10000 |  | 
                                    
                    
                        | 10500 |  | 
                                    
                    
                        | 10600 |  | 
                                    
                    
                        | 11000 |  | 
                                    
                    
                        | 11200 |  | 
                                    
                    
                        | 11500 |  | 
                                    
                    
                        | 12000 |  | 
                                    
                    
                        | 12300 |  | 
                                    
                    
                        | 12500 |  | 
                                    
                    
                        | 12800 |  | 
                                    
                    
                        | 13000 |  | 
                                    
                    
                        | 13500 |  | 
                                    
                    
                        | 14000 |  | 
                                    
                    
                        | 14200 |  | 
                                    
                    
                        | 14500 |  | 
                                    
                    
                        | 15000 |  | 
                                    
                    
                        | 15200 |  | 
                                    
                    
                        | 15500 |  | 
                                    
                    
                        | 15700 |  | 
                                    
                    
                        | 16000 |  | 
                                    
                    
                        | 16500 |  | 
                                    
                    
                        | 17000 |  | 
                                    
                    
                        | 17500 |  | 
                                    
                    
                        | 18000 |  | 
                                    
                    
                        | 18500 |  | 
                                    
                    
                        | 19000 |  | 
                                    
                    
                        | 19500 |  | 
                                    
                    
                        | 20000 |  | 
                                    
                    
                        | 20500 |  | 
                                    
                    
                        | 21000 |  | 
                                    
                    
                        | 22000 |  | 
                                    
                    
                        | 23000 |  | 
                                    
                    
                        | 23500 |  | 
                                    
                    
                        | 24000 |  | 
                                    
                    
                        | 25000 |  | 
                                    
                    
                        | 25300 |  | 
                                    
                    
                        | 26000 |  | 
                                    
                    
                        | 27000 |  | 
                                    
                    
                        | 27500 |  | 
                                    
                    
                        | 28000 |  | 
                                    
                    
                        | 28500 |  | 
                                    
                    
                        | 30000 |  | 
                                    
                    
                        | 31000 |  | 
                                    
                    
                        | 32000 |  | 
                                    
                    
                        | 33000 |  | 
                                    
                    
                        | 35000 |  | 
                                    
                    
                        | 35800 |  | 
                                    
                    
                        | 36000 |  | 
                                    
                    
                        | 38000 |  | 
                                    
                    
                        | 39000 |  | 
                                    
                    
                        | 40000 |  | 
                                    
                    
                        | 41000 |  | 
                                    
                    
                        | 42000 |  | 
                                    
                    
                        | 45000 |  | 
                                    
                    
                        | 50000 |  | 
                                    
                    
                        | 56000 |  | 
                                    
                    
                        | 65000 |  | 
                                    
                    
                        | 70000 |  | 
                                    
                    
                        | 75000 |  | 
                                    
                    
                        | 80000 |  | 
                                    
                    
                        | 81000 |  | 
                                    
                    
                        | 90000 |  | 
                                    
                    
                        | 100000 |  | 
                                    
                    
                        | 120000 |  | 
                                    
                    
                        | 125000 |  | 
                                    
                    
                        | 130000 |  | 
                                    
                    
                        | 150000 |  | 
                                    
                    
                        | 150015 |  | 
                                    
                    
                        | 160000 |  | 
                                    
                    
                        | 165000 |  | 
                                    
                    
                        | 245000 |  | 
                                    
                    
                        | 260000 |  | 
                                    
                    
                        | 265000 |  | 
                                    
                    
                        | 350035 |  | 
                            
            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.