Year	current US$
1970	250665477239.89716
1971	272340998776.8714
1972	297736554168.1849
1973	378350528533.31476
1974	500875187770.8007
1975	548118072594.00055
1976	592143103984.6147
1977	656424944317.0944
1978	727164056048.3577
1979	826379834485.5867
1980	1036247760512.3984
1981	1188705861461.7122
1982	1157467687984.1838
1983	1164798618795.2192
1984	1150846513725.0632
1985	1193768938887.816
1986	1221937297922.744
1987	1216882264168.6675
1988	1300448998033.2693
1989	1305830934514.1604
1990	1521921971641.945
1991	1639405879647.0671
1992	1816970685975.3757
1993	2018588662750.1733
1994	2122316620274.9521
1995	2148814189518.9595
1996	2337256413089.34
1997	2519411290712.8696
1998	2496791284260.9634
1999	2618594531040.8276
2000	2804893390132.8984
2001	2785933573398.3696
2002	2715884204010.8413
2003	2999092049453.8647
2004	3456445127718.088
2005	4000532758104.0273
2006	4598051439045.326
2007	5491228528439.723
2008	6118658851582.156
2009	6050297240223.432
2010	7313823663269.713
2011	7967447741148.295
2012	8334875268288.475
2013	8475075337297.265
2014	8807676194271.295
2015	8575713884473.217
2016	8876591032360.03
2017	9558300199712.715
2018	9581919718379.936
2019	9804883716575.408
2020	9151209930922.52
2021	10439935982325.04