Year	constant 2021 US$
1960	13050000.1907349
1961	11680000.3051758
1962	121500000
1963	49020000.4577637
1964	36790000.9155273
1965	43979999.5422363
1966	39319999.6948242
1967	26450000.762939498
1968	60810001.373291
1969	82800003.0517578
1970	60759998.3215332
1971	81720001.2207031
1972	58369998.9318848
1973	91160003.6621094
1974	79489997.8637695
1975	95910003.6621094
1976	121370002.746582
1977	104989997.86377
1978	99629997.253418
1979	101980003.35693401
1980	99120002.746582
1981	110250000
1982	96930000.3051758
1983	92620002.746582
1984	89980003.3569336
1985	93930000.3051758
1986	102330001.831055
1987	74769996.6430664
1988	99970001.2207031
1989	76819999.6948242
1990	88379997.253418
1991	77839996.3378906
1992	107010002.13623
1993	96790000.9155273
1994	62209999.0844727
1995	62590000.1525879
1996	63849998.4741211
1997	65610000.61035161
1998	58729999.5422363
1999	51330001.8310547
2000	45509998.3215332
2001	44229999.5422363
2002	52950000.762939505
2003	69440002.44140631
2004	83919998.1689453
2005	83629997.253418
2006	72360000.6103516
2007	58400001.5258789
2008	50020000.4577637
2009	70709999.0844727
2010	74839996.3378906
2011	66000000
2012	94500000
2013	87339996.3378906
2014	93040000.9155273
2015	118480003.35693401
2016	134809997.55859402
2017	160119995.117188
2018	130770004.272461
2019	142580001.831055
2020	207160003.66210902
2021	609369995.117188
2022	384350006.10351604