Year	current US$
1970	84580735747.4311
1971	91205522929.9259
1972	103282684208.209
1973	125657303688.725
1974	127513914680.173
1975	142034569422.313
1976	131099542995.274
1977	148608695072.793
1978	125898736518.045
1979	142817033747.091
1980	147951494656.143
1981	152183394703.901
1982	163797652224.865
1983	189899958959.998
1984	218464606448.943
1985	263350179312.122
1986	261342852452.415
1987	235068178629.608
1988	273010331703.929
1989	300421248080.8
1990	306978371482.291
1991	332856631115.32
1992	374174300453.95
1993	386153641136.631
1994	490597131018.261
1995	627013689186.9
1996	736509561131.419
1997	820218154640.296
1998	869018914185.538
1999	918546315015.58
2000	1007622760230.66
2001	1115248697475.06
2002	1235731477951.48
2003	1396725754493.38
2004	1615520571378.72
2005	1862738376173.98
2006	2230010940896.6
2007	2857434158337.79
2008	3580670677017.91
2009	4049402890340.48
2010	4664923791171.53
2011	5558588753710.79
2012	6459842698814.53
2013	7143084686084.22
2014	7892871215011.02
2015	8296709954530.95
2016	8435661005551.13
2017	9297317126592.73
2018	10284839661479.3
2019	10516015372298.9
2020	10597985631449.7
2021	12732916907122.6