Year	current US$
1970	72813405792.979
1971	82540074803.1372
1972	94594018541.1931
1973	108853220752.36
1974	130300699441.531
1975	142299320260.93
1976	169587243281.556
1977	172928924570.218
1978	178269617714.645
1979	191743093496.353
1980	214404335508.484
1981	242067103539.987
1982	247981525152.039
1983	271587806328.52
1984	284164279411.279
1985	292849550899.448
1986	305503418948.486
1987	350492297585.742
1988	411373827008.349
1989	456635924751.66
1990	476490914416.521
1991	493079430812.46
1992	474795687711.267
1993	463838655943.066
1994	464531000449.987
1995	487002257397.656
1996	503453648901.46
1997	524636725019.66
1998	506432888985.112
1999	543216259522.928
2000	594887229501.588
2001	588967627996.841
2002	612667211133.26
2003	717858399300.598
2004	830510057055.49
2005	942451741528.425
2006	1079174453118.7
2007	1201559846459.22
2008	1256320538358.36
2009	1109323073807.75
2010	1315286418564.75
2011	1463468029828.34
2012	1493524755405.91
2013	1510396066099.5
2014	1474341898956.82
2015	1262658119934.01
2016	1239270214986.99
2017	1348743929675.13
2018	1402394816088.41
2019	1421442205127.79
2020	1329216366775.64
2021	1605547834422.99