Year	current US$
1960	63769999.2731214
1961	3100000.05178154
1962	-3980000.0339746503
1963	23940000.50053
1964	17060000.6412715
1965	30860000.4725158
1966	14459999.749436999
1967	71959999.5221943
1968	51949999.712407604
1969	15559999.5795637
1970	37939999.9585003
1971	37819999.497383796
1972	33270000.061020296
1973	40190000.0330061
1974	-8929999.79481101
1975	39619999.9023229
1976	32170000.3761798
1977	31930000.3051758
1978	5699999.764561649
1979	-3280000.0812858297
1980	-4660000.13239682
1981	39540000.1890957
1982	60290000.2356619
1983	107510000.71875799
1984	184699999.863282
1985	210129998.14935
1986	456510001.756251
1987	659959995.564073
1988	738870001.478121
1989	683369995.074347
1990	690560003.116727
1991	661790002.964437
1992	923569999.087602
1993	734069996.796548
1994	1068619982.3673801
1995	291750005.820766
1996	295310002.56910896
1997	150180000.7727
1998	190670003.591105
1999	161810002.73488498
2000	102679999.377578
2001	48340000.6014854
2002	212710001.977161
2003	158439998.019487
2004	128700003.27751
2005	796889995.871112
2006	959159978.0376999
2007	201140003.80970502
2008	249649997.090921
2009	269010000.364855
2010	285229999.139905
2011	207220001.643524
2012	111309998.577461
2013	155150000.793859
2014	147219999.72127402
2015	180140000.27813
2016	168160000.208765
2017	239530000.90829998
2018	251829999.564216
2019	239150001.790375
2020	317650002.567098
2021	291270002.432168
2022	680789999.5446205