Year	current US$
1960	8800000.19073486
1961	10300000.1907349
1962	8920000.07629395
1963	13000000
1964	11399999.6185303
1965	12289999.961853001
1968	12590000.1525879
1969	14859999.6566772
1970	22629999.1607666
1971	24729999.5422363
1972	30100000.3814697
1973	23940000.5340576
1974	42450000.762939505
1975	47279998.779296905
1976	100699996.94824201
1977	86809997.55859381
1978	61569999.6948242
1979	89680000.3051758
1980	75739997.8637695
1981	93120002.746582
1982	97300003.0517578
1983	3119999.8855590797
1984	680000.007152557
1985	2039999.96185303
1986	1809999.9427795399
1987	7030000.20980835
1988	13649999.6185303
1989	43369998.9318848
1990	45520000.4577637
1991	24440000.5340576
1992	57630001.0681152
1993	66199996.9482422
1994	47430000.3051758
1995	61639999.3896484
1996	96150001.5258789
1997	64930000.305175796
1998	39540000.9155273
1999	23530000.6866455
2000	16840000.1525879
2001	16770000.4577637
2002	7090000.15258789
2003	300000.011920929
2004	9140000.34332275
2005	29200000.762939498
2006	34299999.237060495
2007	124040000.915527
2008	67580001.8310547
2009	115510002.13623
2010	76300003.0517578
2011	47669998.1689453
2012	5599999.90463257
2013	3210000.03814697
2014	5179999.82833862
2015	5719999.79019165
2016	3900000.09536743
2017	750000
2018	3119999.8855590797
2019	4309999.94277954
2020	4619999.88555908
2021	2599999.90463257
2022	1080000.04291534