Year	current US$
1970	465770538950.9903
1971	531237532290.8362
1972	775800684372.2172
1973	964306792639.7345
1974	1057338393237.8352
1975	1119228120086.6135
1976	1207066843546.041
1977	1393785633982.0798
1978	1724463284730.9812
1979	2012087149106.4875
1980	2211113255565.6323
1981	2193661648797.273
1982	2101703205850.5894
1983	2143748787280.1694
1984	2264361331466.96
1985	2391112669815.0337
1986	2940782424017.073
1987	3446868212054.2383
1988	3983781906669.5645
1989	4197191828914.588
1990	4663998668124.541
1991	4805938052357.124
1992	5015957859686.732
1993	4943960726261.937
1994	5292545912500.707
1995	5908981422642.205
1996	5962782119034.229
1997	5758625458610.959
1998	5746992783199.848
1999	6121939770519.558
2000	6310327674755.301
2001	6071546237410.13
2002	6081486995835.494
2003	6787399387225.513
2004	7603397646279.909
2005	8179052843407.933
2006	8726172888360.415
2007	9474488705403.066
2008	9869054081208.996
2009	8540522360511.332
2010	8737293309176.015
2011	9522847926757.56
2012	9639572264733.596
2013	9720141680003.1
2014	10026908381601.488
2015	9562276743547.842
2016	9796924344890.166
2017	10370259365962.506
2018	11094649835137.605
2019	11264766200689.445
2020	11111441653065.166
2021	12350074115713.314
2022	12595465263198.51