Year	constant 2015 US$
1970	176316334870.5256
1971	182468062377.98264
1972	190919004601.3467
1973	206640558168.667
1974	215981792397.18768
1975	212812730670.15955
1976	224243163248.05954
1977	229107696032.5353
1978	236668471625.69934
1979	245043871554.39233
1980	252129549289.7392
1981	244795389485.45953
1982	244441208561.48846
1983	240116838799.27475
1984	245348645869.34393
1985	249741179665.506
1986	256732716341.59625
1987	264918715762.78217
1988	278059758701.52234
1989	289912474104.62006
1990	299393147475.1829
1991	304578904212.7267
1992	310060109809.37634
1993	307282114762.3681
1994	314769134376.615
1995	321293852380.0779
1996	326252265488.281
1997	335100852693.5935
1998	343408774267.30444
1999	352107799134.9607
2000	364960840265.11694
2001	366417186885.3513
2002	366698670305.7028
2003	370027430880.156
2004	382354119094.9997
2005	392472432852.34344
2006	400210619556.71844
2007	414616313026.0153
2008	422626108486.0153
2009	416434138946.0153
2010	425501522093.3591
2011	435434769100.5466
2012	438071304582.53876
2013	438175376891.6794
2014	446075219624.2185
2015	455779574122.07007
2016	465642921817.1482
2017	472039374582.8904
2018	484058616775.74194
2019	493168161412.9294
2020	462557477419.6091
2021	490985749557.06995
2022	505679805426.64026
2023	515348877414.5699