Year	current US$
1960	0
1961	0
1962	2000000
1963	0
1964	0
1965	1339999.9886751198
1966	1760000.012815
1967	2169999.9850243297
1968	2089999.9961257
1969	3569999.92765486
1970	3799999.97466803
1971	3500000.04470348
1972	3720000.06400049
1973	6990000.01139939
1974	8669999.93100762
1975	15369999.9991804
1976	14540000.077337
1977	13199999.935925
1978	15359999.8466671
1979	24939999.833703
1980	19539999.838918403
1981	19069999.827072
1982	15399999.897927
1983	17669999.953359403
1984	17819999.9798089
1985	14009999.955073
1986	20529999.7627735
1987	25819999.685511
1988	27000000.026077
1989	23290000.2691895
1990	41679999.5768815
1991	39420000.1955032
1992	66669999.1822243
1993	54860000.1130253
1994	49699999.8576939
1995	104420000.55685599
1996	100679999.90098199
1997	58009999.3385375
1998	65699999.5112419
1999	53769999.4705617
2000	44500000.635162
2001	39329999.7616559
2002	58690000.4893541
2003	67849999.6121973
2004	82089998.7164885
2005	83660000.5496293
2006	86679999.5508045
2007	84829999.7150898
2008	122229998.733848
2009	107370000.375435
2010	109750001.205131
2011	104310000.926256
2012	88170000.5605817
2013	86959999.0602583
2014	96309998.5681474
2015	66990000.44353311
2016	79700000.5897135
2017	66700000.645592794
2018	72620000.2674013
2019	49009999.288246
2020	50400000.043213405
2021	45420000.0781566
2022	27159999.92564321