Year	current US$
1960	300000.011920929
1961	32200000.7629395
1966	6329999.92370605
1967	19869998.931884803
1987	0
1988	0
1989	32060001.373291
1990	42930000.3051758
1991	36509998.3215332
1992	47409999.8474121
1993	46400001.5258789
1994	46450000.762939505
1995	87660003.6621094
1996	67610000.6103516
1997	54560001.373291
1998	62130001.0681152
1999	124729995.727539
2000	106400001.52587901
2001	115040000.915527
2002	124569999.69482401
2003	126619995.11718799
2004	812299987.792969
2005	141759994.506836
2006	140000000
2007	176770004.272461
2008	279809997.558594
2009	146179992.67578098
2010	215839996.33789098
2011	215369995.117188
2012	287239990.234375
2013	206880004.882813
2014	164870010.37597698
2015	90620002.746582
2016	59520000.4577637
2017	53790000.9155273
2018	45889999.3896484
2019	42459999.0844727
2020	79550003.0517578
2021	78949996.9482422
2022	58250001.115724474