Year	current US$
1960	82000000
1961	70500000
1962	64610000.61035161
1963	75160003.6621094
1964	81520004.2724609
1965	105500000
1966	66750000
1967	73699996.9482422
1968	73180000.3051758
1969	83119995.1171875
1970	90510002.1362305
1971	108940002.441406
1972	128729995.727539
1973	176960006.71386698
1974	205669998.168945
1975	248610000.61035198
1976	226330001.831055
1977	258199981.689453
1978	305460021.972656
1979	441800018.310547
1980	450839996.33789104
1981	366139984.13085896
1982	290679992.675781
1983	296890014.64843804
1984	260429992.675781
1985	272919982.910156
1986	354130004.88281304
1987	423709991.455078
1988	410989990.234375
1989	352920013.42773396
1990	537750000
1991	524599975.585938
1992	597539978.027344
1993	469730010.986328
1994	438820007.324219
1995	516669982.910156
1996	529279968.261719
1997	433369995.11718804
1998	532419982.910156
1999	433820007.324219
2000	475769989.013672
2001	500549987.792969
2002	717229980.46875
2003	1461780029.29688
2004	902929992.675781
2005	1305050048.82813
2006	1351079956.05469
2007	1235459960.9375
2008	1374410034.17969
2009	1583329956.05469
2010	2022349975.58594
2011	1738450073.24219
2012	1431920043.94531
2013	1306400024.41406
2014	1318520019.53125
2015	1111079956.05469
2016	1426260009.76563
2017	1295020019.53125
2018	1335679931.64063
2019	1136339965.82031
2020	1160619995.11719
2021	1351969970.70313
2022	616079996.4182079