Year	constant 2015 US$
1965	74173373766.39955
1966	82028022530.73216
1967	92054725186.69897
1968	103016365581.20084
1969	119148598963.58716
1970	131490677768.46982
1971	141574971592.70624
1972	165754058556.61655
1973	182323567519.37735
1974	178409929408.8946
1975	165545163109.1783
1976	180482885849.67123
1977	171643856201.9929
1978	139261521059.09708
1979	123748691870.03531
1980	73868248791.24884
1981	74205554406.87369
1982	96177684326.91124
1983	108579239506.19139
1984	100683427010.5642
1985	98631638985.62064
1986	92452525950.51799
1987	110202752421.79137
1988	121653119768.47922
1989	131481672406.91745
1990	148947374186.25827
1991	163872875218.71024
1992	169971605108.21295
1993	179468674763.64996
1994	192113597179.65723
1995	191391956129.28644
1996	197235972951.8507
1997	201058858984.64822
1998	201453540261.17914
1999	212430684950.13074
2000	223490383607.31326
2001	229064759016.74222
2002	238010406346.2625
2003	252501064990.3475
2004	269761840331.24466
2005	288509445862.7879
2006	309696054636.3694
2007	322718396131.4005
2008	338052219808.1494
2009	312094338232.90967
2010	358668255214.7013
2011	317868667524.32587
2012	315252875662.55524
2013	303229025263.7146
2014	297225568498.65924
2015	312796817098.2794
2016	328145673150.9183
2017	381105538571.45953
2018	414711803866.2618
2019	395723118155.0533
2020	314515464581.96643
2021	323959233829.4855
2022	378508948937.94476
2023	441612428069.8633