Year	current US$
1970	12015594060.158905
1971	13596639190.997711
1972	16521143494.61119
1973	22836849856.5762
1974	35487135350.179825
1975	45821257309.53709
1976	55149803124.62299
1977	62165652668.37553
1978	74756609345.44907
1979	86001526336.45482
1980	100362378147.85812
1981	119874855534.17696
1982	132973921313.74634
1983	138453652002.00012
1984	134752889735.21992
1985	135777682137.74852
1986	142494036430.88834
1987	133775729855.06007
1988	132264644441.28867
1989	129807251681.13861
1990	136800693510.86775
1991	129236396012.84537
1992	133828324470.2444
1993	123825822311.50676
1994	126147993070.28026
1995	135375859619.09865
1996	146999554971.67664
1997	156804362936.85974
1998	159443885870.95648
1999	159540114604.36826
2000	174369578017.58823
2001	181070267932.00394
2002	179436366472.76157
2003	189681313548.7051
2004	216203507685.8449
2005	244784862193.56836
2006	277535634272.12634
2007	310354217744.41425
2008	366929251025.04675
2009	391170585450.448
2010	436065231795.1213
2011	548063494563.6783
2012	587094603126.6179
2013	616997273111.3314
2014	662572412179.5148
2015	643901615552.191
2016	619270007752.9886
2017	630833210522.732
2018	649742691043.7782
2019	665423927362.0715
2020	662845252800.5198
2021	681846189870.8086
2022	723402346632.8615
2023	752339208524.6017