Year	current US$
1960	0
1961	0
1962	2000000
1963	0
1964	0
1965	380000.01013279
1966	1300000.00447035
1967	1609999.99567866
1968	1539999.9879300601
1969	2049999.97094274
1970	2239999.99463558
1971	2300000.0230968
1972	2510000.01840293
1973	5540000.00283122
1974	7589999.93652105
1975	13010000.0463426
1976	12540000.0978261
1977	10539999.8798966
1978	13809999.8887628
1979	23049999.8722225
1980	16179999.8041242
1981	17539999.7923523
1982	13949999.9247491
1983	16659999.9554455
1984	16469999.970868202
1985	12670000.012963999
1986	18619999.753311303
1987	23459999.7121841
1988	24020000.0330806
1989	20740000.2311915
1990	37319999.555125795
1991	34920000.2383441
1992	58749999.165535
1993	46319999.858737
1994	44069999.7451156
1995	96040000.5113333
1996	94289999.6452034
1997	52249999.333173
1998	60139999.5610118
1999	49269999.4072318
2000	40990000.6335229
2001	35949999.8856336
2002	55680000.5920231
2003	63599999.619647905
2004	79129998.61873691
2005	81070000.6019324
2006	85059999.5981902
2007	83219999.6784329
2008	120909998.744726
2009	105780000.356957
2010	108450001.237914
2011	103570000.933483
2012	87380000.5912781
2013	86539999.0547448
2014	95849998.5821545
2015	66700000.43325131
2016	79530000.5935133
2017	66500000.64261261
2018	72580000.26829539
2019	48969999.2891401
2020	49990000.0467896
2021	45420000.0781566
2022	27139999.926090244