Year	current US$
1964	9630006363.528553
1965	10105663639.3461
1966	11676647077.206802
1967	11263167865.41481
1968	11572940177.151405
1969	13629070572.51233
1970	17285801348.23092
1971	12172877026.8163
1972	16970181784.849472
1973	22274918308.284317
1974	36017944400.542984
1975	32176731256.593002
1976	43625369434.20415
1977	43561159157.28003
1978	40983280747.94821
1979	48646869135.24927
1980	66969993460.3038
1981	167302829067.17435
1982	147508093240.24527
1983	100509550518.68741
1984	77746548879.07864
1985	93225401484.84412
1986	35954653414.277985
1987	16065792255.614502
1988	11091029489.124634
1989	1957880003.6397705
1990	-8024993186.393127
1991	-6788505572.275879
1992	-12609512317.121094
1993	-1748370050.9857788
1994	19774894794.775574
1995	72415210074.08887
1996	116785439407.1955
1997	128281072768.03906
1998	140141774199.14453
1999	-20658807034.99475
2000	-1906132643.1083374
2001	11228944082.861755
2002	42714682509.23462
2003	36893568387.06128
2004	55855755500.57031
2005	103113078151.60413
2006	169683876079.6726
2007	203806377446.1598
2008	274290154391.98975
2009	175329548979.9585
2010	252257936113.5857
2011	290303131768.51245
2012	301812893381.99805
2013	335080880245.84717
2014	398450401237.4121
2015	293227084690.25854
2016	216567391936.1621
2017	180269799352.177
2018	213130756527.7329
2019	267507353309.58667
2020	224242899798.78735
2021	235843019798.70996
2022	260285844133.78613
2023	94861864078.45361