Year	constant 2021 US$
1960	5639899909.46651
1961	7405840106.58413
1962	7657339888.27467
1963	7454109874.93396
1964	8098410003.66211
1965	8350129926.68152
1966	8588040027.856831
1967	9368170057.53517
1968	8292359943.579881
1969	7627069968.8457
1970	7798700018.46552
1971	8281850020.855671
1972	7918859949.73779
1973	8564329965.62868
1974	11080149991.5123
1975	12805830027.818699
1976	11617740047.4548
1977	12674459942.817701
1978	14907489961.6241
1979	16759690045.356802
1980	17675959980.011
1981	18411769982.337997
1982	19878729907.035797
1983	19518599891.929
1984	22457680075.1686
1985	24300920012.4741
1986	23348600008.4877
1987	23131570075.2735
1988	24433149910.9268
1989	26362199848.175003
1990	26578910170.5551
1991	25856330062.8662
1992	26476460231.304203
1993	24931749866.4856
1994	26651269901.275597
1995	23109350112.915
1996	20822120063.7817
1997	20766959896.0876
1998	20362279972.0764
1999	18615519929.885902
2000	19506510110.8551
2001	22026149970.0546
2002	28113439970.016502
2003	32036900160.7895
2004	30889319995.8801
2005	37061779687.8815
2006	45149809932.708694
2007	36762749629.9744
2008	39300570003.5095
2009	44776330230.7129
2010	44643239921.5698
2011	45232920040.1306
2012	45798410099.029495
2013	46207459865.5701
2014	44778219711.303696
2015	47552190059.6619
2016	47486430194.8547
2017	52175679691.3147
2018	51352130264.282196
2019	54464109924.3164
2020	66884599784.851105
2021	58802390365.6006