Year	current US$
1980	90000.0035762787
1981	270000.010728836
1982	250000
1983	289999.99165535
1984	750000
1985	1559999.9427795399
1986	3210000.03814697
1987	4789999.96185303
1988	42540000.9155273
1989	26780000.6866455
1990	33270000.4577637
1991	35650001.5258789
1992	58650001.5258789
1993	42310001.373291
1994	47040000.9155273
1995	47770000.4577637
1996	57080001.8310547
1997	46159999.8474121
1998	55430000.3051758
1999	59250000
2000	83440002.44140631
2001	50720001.220703095
2002	36130001.0681152
2003	47389999.3896484
2004	72150001.5258789
2005	55479999.5422363
2006	52279998.779296905
2007	162429992.67578098
2008	174899993.89648402
2009	116000000
2010	86720001.2207031
2011	64860000.61035161
2012	43159999.8474121
2013	-28100000.3814697
2014	-55319999.6948242
2015	68209999.0844727
2016	63299999.237060495
2017	56540000.9155273
2018	74230003.3569336
2019	87120002.746582
2020	82239997.8637695
2021	71160003.6621094
2022	18409999.8474121