Year	current US$
1960	3008610059.49162
1961	3634191454.8404546
1962	2906577248.963403
1963	3464848025.959967
1964	3943199567.3337
1965	4241926807.2832007
1966	4601951325.040567
1967	4644626645.033367
1968	5327043807.4635
1969	6130115738.2369
1970	7173333333.333334
1971	6885000000
1972	8960000000
1973	11565000000
1974	16645000000
1975	15440000000.000002
1976	15283750000
1977	17590000000
1978	16925882352.941177
1979	21697200000
1980	24148431372.54902
1981	25782807017.543858
1982	27863209876.543213
1983	31057508896.797153
1984	28328796043.656208
1985	26588270421.579437
1986	33448059551.01492
1987	40532034993.101715
1988	50078836700.23141
1989	50123461699.01899
1990	59758993651.42347
1991	69082467201.96568
1992	77104707819.93413
1993	77463458181.6897
1994	87890756534.15697
1995	102646492544.74812
1996	111542561330.95216
1997	115356279352.93095
1998	116457587168.75871
1999	116126406261.32327
2000	127972402325.06805
2001	129183293863.09056
2002	120638938114.7368
2003	126723966535.6492
2004	135943294511.37885
2005	145866914009.40347
2006	158107266484.13303
2007	183829772157.44504
2008	216340490802.67557
2009	207502022734.78625
2010	234571407404.4357
2011	263882192674.9898
2012	256294768864.58844
2013	291688051032.6781
2014	312212949125.54065
2015	300150272715.5785
2016	318071673537.7589
2017	355438750393.85364
2018	374876745460.8374
2019	397736725276.62256
2020	407899013182.6348
2021	482170209223.9827
2022	520492108611.22595
2023	508979282876.3389