Year	current US$
1960	573140000.5053729
1961	638429999.9289215
1962	597350002.0131469
1963	657999998.3943999
1964	488449999.61555004
1965	597190008.0721824
1966	580319992.743433
1967	583069993.3767322
1968	544830013.5899333
1969	626480001.0379403
1970	584390003.1261146
1971	615419997.5673107
1972	722260000.7951255
1973	762100000.0163915
1974	610109998.3174351
1975	1085690006.2412019
1976	1155399996.113032
1977	1361250004.8559155
1978	1476169994.8366733
1979	1782139998.3372543
1980	1619959990.324453
1981	1736999981.9491057
1982	1553229999.8104577
1983	2039109995.6668916
1984	1937669993.2850897
1985	2739410011.8279457
1986	2955410003.95082
1987	2432829974.79476
1988	2292360006.7310033
1989	2348120022.2019095
1990	4213899995.354935
1991	6732139962.17214
1992	5688489946.532993
1993	4351820002.3993845
1994	5080670000.806453
1995	6233320091.811939
1996	5673819980.69771
1997	4130500013.8357277
1998	4657059943.426407
1999	4684849979.937077
2000	4637660004.975278
2001	4020659977.709877
2002	3780529990.356417
2003	4440420016.784224
2004	5762679992.675782
2005	372560001.58376986
2006	440829997.5600089
2007	151660010.37321958
2008	581230003.1892955
2009	513789999.79794025
2010	691759994.881228
2011	448540002.08154297
2012	297820000.81799936
2013	197279999.59886083
2014	268260004.28386098
2015	102109999.50766563
2016	256689997.0769879
2017	164189998.94708383
2018	102240002.52224499
2019	157070000.0487268
2020	36700000.39413575
2021	163330000.83453953
2022	160570000.2815574