Year	current US$
1960	0
1961	0
1962	0
1963	0
1964	0
1965	0
1966	0
1967	0
1968	0
1969	0
1970	0
1971	0
1972	0
1973	0
1974	0
1975	0
1976	0
1977	0
1978	0
1979	0
1980	0
1981	0
1982	0
1983	0
1984	0
1985	0
1986	0
1987	70000.0002980232
1988	69999.9984353781
1989	109999.997541308
1990	69999.9984353781
1991	859999.9975413079
1992	1239999.98345971
1993	3379999.89651144
1994	4790000.00841916
1995	4600000.07599592
1996	4310000.04522502
1997	4220000.08262694
1998	5100000.03315508
1999	9119999.81105328
2000	13350000.4801899
2001	4879999.88347292
2002	10389999.944716701
2003	46119999.665767
2004	87670001.6111135
2005	183569993.68220598
2006	81300000.326708
2007	82679998.9044666
2008	47050000.7234514
2009	34950000.444427095
2010	49780000.2489239
2011	61339999.7539818
2012	61309999.6522069
2013	58580000.2887845
2014	90770000.9346008
2015	82449999.3622303
2016	82280000.6642938
2017	88059998.8996983
2018	168620000.183582
2019	161349998.489022
2020	81120000.5412102
2021	154309997.424483
2022	136779999.43494803