Year	current US$
1965	4160545214.311024
1966	4511470625.995233
1967	4878582348.904443
1968	5464137704.672673
1969	6335005234.595136
1970	7585417561.088934
1971	8766715814.800758
1972	10378541255.49396
1973	14653988460.644508
1974	27889670301.354645
1975	42403981035.49569
1976	44391793047.210625
1977	55097349909.16265
1978	51124244479.44743
1979	58456140794.65821
1980	82903484803.87547
1981	93671373240.57317
1982	95323290616.55649
1983	90463412188.58995
1984	82478969778.11597
1985	81847988998.42706
1986	72605370698.75647
1987	63821893108.50075
1988	74168988681.47388
1989	82843129163.57791
1990	93935255289.90123
1991	76430276649.93008
1992	81316714480.47081
1993	88586258947.36887
1994	83384563622.80214
1995	90234885286.19685
1996	95227022728.22147
1997	103456157490.38644
1998	108917685556.9236
1999	119002504054.27864
2000	128745887027.60545
2001	134972463062.75209
2002	135916314909.83444
2003	155812688549.63077
2004	199176014776.04248
2005	232195137057.59235
2006	251648198485.45142
2007	309792596178.9591
2008	409438674348.1723
2009	390090211029.152
2010	413380270425.48737
2011	439353326104.1798
2012	513286019705.5048
2013	493379421487.88153
2014	490984398781.79364
2015	421690606260.43933
2016	397331020824.48254
2017	434661881581.1134
2018	447572413859.4038
2019	448306628771.2491
2020	358565779271.1784
2021	424083362273.8216
2022	517241873485.0806
2023	496608292540.6398