Year	current US$
1970	28784228461.72306
1971	32750099780.968605
1972	35426263736.26374
1973	43657251347.37874
1974	55845350631.13604
1975	62031876106.19469
1976	65819135669.36208
1977	78844557823.12924
1978	95044024928.09206
1979	121411791613.72299
1980	151896374622.35648
1981	141920817926.045
1982	133365068134.1719
1983	127420103077.1563
1984	128389684756.5842
1985	137865924024.64066
1986	150940908824.39166
1987	183382820722.34024
1988	201708733546.7805
1989	209783465314.13614
1990	254944208096.59088
1991	258132019400.35275
1992	270326024921.02493
1993	263472140071.98563
1994	297312578818.4879
1995	346553574246.48883
1996	374235569422.7769
1997	402231499672.56055
1998	403991387876.7804
1999	410232972011.00146
2000	427373278862.15765
2001	421484093853.4619
2002	437688848920.8633
2003	494222040816.3265
2004	582916514097.4001
2005	642700000000
2006	745149954001.84
2007	788437374949.98
2008	805762867647.0587
2009	648608817572.8307
2010	717229317011.397
2011	836104561850.8021
2012	828872120452.1165
2013	843516106640.6039
2014	875777609747.2067
2015	815304691846.9491
2016	777214710110.264
2017	827907141571.723
2018	906772479283.2888
2019	902036391533.8494
2020	801032485999.1434
2021	929801395238.2186
2022	1032613371395.6595
2023	1074576994056.3708