Year	constant 2021 US$
1960	5651549909.08504
1961	7416090106.58413
1962	7662169888.19838
1963	7460339874.95303
1964	8107280003.54767
1965	8363839926.719669
1966	8595820028.06664
1967	9386790058.3744
1968	8314909942.816939
1969	7638099968.5786705
1970	7830320019.3047495
1971	8337060019.94014
1972	7975449949.89038
1973	8617599966.56328
1974	11193799989.2235
1975	12848070027.5898
1976	11654790046.6919
1977	12722859943.866701
1978	14961849961.5192
1979	16831470044.6129
1980	17744629978.179897
1981	18477269980.4306
1982	19961229907.035797
1983	19586649891.165997
1984	22537640078.067802
1985	24408450011.2534
1986	23453000006.198902
1987	23276320075.2735
1988	24548829911.232
1989	26496289848.3276
1990	26723930171.0129
1991	25979400062.560997
1992	26587390231.609303
1993	25036889869.689903
1994	26711679901.123
1995	23166270112.037697
1996	20887150062.560997
1997	20825939895.6299
1998	20429819969.1772
1999	18663859930.038498
2000	19577660112.381
2001	22068159970.2835
2002	28228789972.3053
2003	32075380160.3317
2004	30933859994.888298
2005	37122879690.1703
2006	45192369934.082
2007	36798369630.3368
2008	39336140004.158
2009	44826050230.0262
2010	44776089923.8586
2011	45275320039.7491
2012	45845620099.0677
2013	46237409866.333
2014	44789869711.2203
2015	47567420060.1578
2016	47499980194.568596
2017	52200039690.971405
2018	51358880264.282196
2019	54528619926.4526
2020	66890549784.66029
2021	58814490365.9821