Year	current US$
1975	9999.99977648258
1976	19999.9995529652
1977	109999.999403954
1978	159999.99642372102
1979	259999.990463257
1980	750000
1981	1590000.0333786
1982	980000.019073486
1983	3430000.0667572
1984	949999.988079071
1985	1409999.9666214
1986	460000.00834465
1987	2329999.92370605
1988	2779999.97138977
1989	5090000.15258789
1990	6900000.09536743
1991	9859999.65667725
1992	7019999.98092651
1993	9010000.22888184
1994	8899999.61853027
1995	12000000
1996	9420000.07629395
1997	10520000.4577637
1998	13829999.923706101
1999	12989999.7711182
2000	7070000.17166138
2001	5699999.80926514
2002	9369999.88555908
2003	15890000.3433228
2004	15989999.7711182
2005	35060001.373291
2006	28500000
2007	34900001.5258789
2008	40409999.8474121
2009	62630001.0681152
2010	24739999.7711182
2011	30680000.3051758
2012	41869998.9318848
2013	26590000.1525879
2014	22790000.915527303
2015	157059997.55859402
2016	51619998.9318848
2017	65010002.1362305
2018	179869995.117188
2019	77500000
2020	58200000.762939505
2021	51360000.6103516
2022	4619999.88555908