Year	current US$
1970	35681166603.9903
1971	40709946870.5965
1972	52086237700.9006
1973	69657531259.4584
1974	86091087849.4832
1975	100707945889.408
1976	103603701145.345
1977	115686742085.794
1978	140328995638.765
1979	186920704142.196
1980	201138529694.213
1981	172683150813.369
1982	166333998075.337
1983	143881490470.529
1984	144623238540.79
1985	153229034635.712
1986	215560005796.682
1987	274738610033.919
1988	323752310365.379
1989	359565681985.433
1990	466090354974.956
1991	502304385397.896
1992	548867498360.127
1993	456058105201.025
1994	453897753243.913
1995	534222565256.128
1996	554470881996.798
1997	509684851458.956
1998	535930038843.233
1999	549969018708.544
2000	518364988477.591
2001	539794333354.464
2002	610139341316.796
2003	782479076324.988
2004	917478062627.017
2005	982627852842.189
2006	1066885952226.05
2007	1238195819684.27
2008	1360177688877.87
2009	1244313133361.63
2010	1187073748519.83
2011	1225252101551.78
2012	1102263406732.79
2013	1130386010410.46
2014	1148091269691.01
2015	1008618635620.11
2016	1045414163794.52
2017	1112397761114.54
2018	1206985936719.17
2019	1184303868110.12
2020	1057281180428.21
2021	1191011399598.2