Year	current USD
1960	382729752.05285096
1961	342339720.821958
1962	387449035.54993904
1963	441999606.21853304
1964	354227857.06906
1965	632869026.537902
1966	718216574.564932
1967	746139163.630054
1968	755307566.684812
1969	816622810.997187
1970	1026234373.8209599
1971	1075071452.91974
1972	1195501487.56211
1973	1512670977.08737
1974	1790114213.3707201
1975	2141126693.28147
1976	2576476981.66804
1977	2499644658.3573904
1978	2690623101.76157
1979	2829161199.58493
1980	2259307478.8600903
1981	2517859757.17182
1982	3031328924.09642
1983	2082669250.9150298
1984	2013151757.88161
1985	2687049984.34728
1986	2758186568.47748
1987	4323674770.1207
1988	5874167752.84461
1989	8761486965.81023
1990	9236296955.40526
1991	6694665295.15063
1992	4993804466.92814
1993	7099899155.097369
1994	10591499118.3781
1995	14318919608.0931
1996	14073226544.622398
1997	13934266551.6378
1998	14357357046.8411
1999	9866973918.50843
2000	11344032534.9018
2001	10930231568.3746
2002	9664561903.32699
2003	8392905884.03499
2004	9780111585.16574
2005	13588619736.361101
2006	16404867307.488998
2007	20485758014.6477
2008	24452903035.8224
2009	25648809910.8246
2010	34002944470.023804
2011	36936209895.805305
2012	33987005074.0629
2013	32874787230.5887
2014	32660239369.452503
2015	24617701683.065502
2016	24224746901.4667
2017	29261833096.6693
2018	28177406872.2637
2019	25906871196.7546
2020	19591209004.463398
2021	19187122475.449303
2022	20210787436.7977