Year	current US$
1960	44600001.5735626
1961	42799999.237060495
1962	71199999.9284744
1963	103699996.173382
1964	137199998.55756798
1965	129900000.63180901
1966	19700000.2861023
1967	11899999.856948901
1968	16799999.2966652
1969	9199999.77946281
1970	19300000.488758102
1971	20199999.332428
1972	38060000.8964539
1973	15469999.961555
1974	49080000.996589705
1975	33580000.579357095
1976	27750000.178813897
1977	14720000.2297759
1978	41219999.2723763
1979	61450000.0178814
1980	53979999.4304776
1981	193840003.065765
1982	174789997.40257898
1983	115939999.91379699
1984	99239998.9925325
1985	151569999.244064
1986	181459995.210171
1987	197740003.287792
1988	154979999.426752
1989	120300000.35651
1990	205870000.902563
1991	311740002.47754204
1992	195650000.767782
1993	281589999.137446
1994	209539997.788146
1995	376810002.28785
1996	241470000.00998402
1997	173690000.396222
1998	175320001.36375397
1999	166349998.23384002
2000	109139999.98197001
2001	111469999.50707
2002	174749997.27495
2003	213190003.762022
2004	343399999.152869
2005	250129997.286946
2006	305129999.689758
2007	359570000.95211
2008	213179997.451603
2009	232649999.858811
2010	664699999.8819079
2011	949790006.72698
2012	1407770021.62486
2013	792580008.635297
2014	1119659998.94962
2015	1134700009.0777898
2016	876000002.484769
2017	665599993.336946
2018	1033350004.76055
2019	567279988.057911
2020	1421549997.86429
2021	1757260012.21314
2022	751930018.9372144