Year	current US$
1965	26120882485.074486
1966	27670781928.972847
1967	29837966497.127052
1968	33808220889.477337
1969	37514644335.96611
1970	41559796148.01271
1971	49063166477.030396
1972	60531591557.81517
1973	76350456593.56644
1974	152075453853.67706
1975	172670688606.79193
1976	213244998998.7783
1977	245427355775.36798
1978	270951036359.1033
1979	368324551443.9759
1980	489856189637.8787
1981	498396640822.47656
1982	469690653450.5607
1983	447106366907.71844
1984	447476764760.12805
1985	439346713299.02423
1986	413058158403.446
1987	439271720296.646
1988	438137965103.3717
1989	467923272137.30597
1990	648303812018.185
1991	467719027919.1488
1992	471218778515.6674
1993	478805804964.96655
1994	496999306037.3589
1995	530276665285.6941
1996	572111389137.4752
1997	616883101506.9395
1998	603919998156.6416
1999	658236064281.1577
2000	761187436346.6433
2001	741828200984.878
2002	737457955916.7218
2003	817055157047.8434
2004	977583560228.7267
2005	1201301096219.6985
2006	1446019833722.6196
2007	1691632072612.8047
2008	2124787524448.5598
2009	1827726535279.8896
2010	2143004672050.3948
2011	2541532310489.8794
2012	2786882948725.5938
2013	2856672108212.426
2014	2908676660962.436
2015	2557433515222.2935
2016	2515191785732.999
2017	2588063889078.4443
2018	2866747658644.9395
2019	2898599857383.9697
2020	2572183698892.1304
2021	2972088481328.2134
2022	3605138343213.028
2023	3489133579383.6323