Year	current USD
1960	3260127992.20532
1961	3469940419.47309
1962	3774280041.36628
1963	3887455989.50045
1964	4130961167.72148
1965	4304458188.69513
1966	4548130770.44856
1967	4918985395.87983
1968	5148997849.38987
1969	4964005293.9822
1970	4941059320.49551
1971	5291990761.216189
1972	6326060061.39262
1973	7976535301.9881
1974	8361637313.227921
1975	10945218801.8177
1976	11175248198.0247
1977	12634633832.545
1978	15852894822.5915
1979	19040482589.1051
1980	22198183002.4185
1981	20047753849.35
1982	18918492343.802402
1983	18188520274.9614
1984	16977866454.841002
1985	17455151457.8314
1986	23901440137.0803
1987	29280470206.4717
1988	30327270741.0937
1989	29665454335.403103
1990	35774430324.9841
1991	35869120915.2144
1992	37902269820.7805
1993	35775273292.8873
1994	37288606059.73399
1995	40124024138.3696
1996	38977734095.7754
1997	34697904099.179596
1998	33633561283.2294
1999	32672714284.8488
2000	28403138948.7059
2001	27951566384.416
2002	30578398932.8217
2003	38569115812.9361
2004	44524579612.5999
2005	44442050523.1392
2006	45792148415.52441
2007	50684467384.4229
2008	55365965844.831
2009	56441455398.191
2010	52044060565.0524
2011	54120871009.5016
2012	50216507403.1664
2013	52001462447.663795
2014	53134750898.8024
2015	45647471640.501305
2016	47370589552.6306
2017	49195662250.3198
2018	51409812838.5917
2019	50118929211.9346
2020	52747064858.0873
2021	56646996215.704796
2022	53638748769.4262