Year	current US$
1960	25000000
1961	24000000
1962	20000000
1963	20000000
1964	7000000
1965	1620000.00476837
1966	460000.00834465
1967	219999.998807907
1968	180000.00715255702
1971	25000000
1972	43000000
1973	125000000
1974	288000000
1975	78000000
1987	2000000
1988	4000000
1989	5000000
1990	5000000
1991	6000000
1992	13000000
1993	29000000
1994	16000000
1995	33000000
1996	28000000
1997	30000000
1998	32470001.220703095
1999	14109999.6566772
2000	21459999.084472697
2001	22440000.5340576
2002	44400001.5258789
2003	51220001.220703095
2004	48139999.3896484
2005	70360000.6103516
2006	57869998.9318848
2007	87220001.2207031
2008	69779998.7792969
2009	68559997.55859381
2010	84099998.4741211
2011	72739997.8637695
2012	86389999.3896484
2013	75550003.0517578
2014	79959999.0844727
2015	86050003.0517578
2016	87059997.55859381
2017	91129997.253418
2018	101919998.168945
2019	89129997.253418
2020	113779998.77929701
2021	108629997.253418
2022	109190002.441406