Year	current US$
1966	10467095607.93819
1967	11016642473.425356
1968	12316963883.709858
1969	12921179721.033525
1970	13769414948.43322
1971	14599327691.739044
1972	17263247684.826576
1973	22901119991.407593
1974	31675781144.471584
1975	32886506690.649765
1976	34219948394.97321
1977	40632955334.50947
1978	46820570686.23401
1979	59344405102.274506
1980	80641831200.35045
1981	69107516563.08655
1982	62384266327.26621
1983	62475494680.040245
1984	61982398945.73909
1985	59999751152.150085
1986	65221710403.85805
1987	76715496154.17126
1988	79008863497.27266
1989	80086664328.07957
1990	87978576161.60835
1991	85574167203.8536
1992	86811386614.51012
1993	88600686865.47092
1994	92475193208.04042
1995	108466838143.70175
1996	115244783399.71375
1997	116317489425.92491
1998	110029764813.452
1999	109698388004.66112
2000	120214588383.58827
2001	116193759074.94724
2002	123684575859.16888
2003	149583383075.055
2004	186837100141.9231
2005	230545751788.99622
2006	274508171295.05197
2007	335159912304.9695
2008	406323750343.9572
2009	319020605785.4247
2010	402300049413.65137
2011	481784977796.0092
2012	470557086793.8385
2013	463417570720.3199
2014	461589069455.5483
2015	359241844158.9159
2016	329458251311.9435
2017	382780633631.09106
2018	437277313893.55786
2019	420714434101.0213
2020	362452256334.7318
2021	480465654904.8371
2022	554243960127.832
2023	523966684714.042