Year	current US$
1980	8199999.80926514
1981	8460000.03814697
1982	4099999.90463257
1983	4579999.92370605
1984	6320000.17166138
1985	16200000.7629395
1986	23040000.915527303
1987	21159999.8474121
1988	7599999.90463257
1989	10250000
1990	21340000.1525879
1991	4579999.92370605
1992	9729999.54223633
1993	3740000.00953674
1994	3240000.00953674
1995	4980000.01907349
1996	5659999.84741211
1997	3960000.03814697
1998	8319999.694824221
1999	7349999.90463257
2000	12560000.4196167
2001	7170000.07629395
2002	5920000.07629395
2003	8430000.30517578
2004	8369999.88555908
2005	8539999.96185303
2006	3029999.97138977
2007	6260000.228881841
2008	5829999.92370605
2009	9010000.22888184
2010	17700000.762939498
2011	21590000.1525879
2012	16329999.923706101
2013	12000000
2014	19159999.8474121
2015	27059179.3060303
2016	42216526.031494096
2017	27037046.4324951
2018	14593912.1246338
2019	19100282.6690674
2020	27365810.3942871
2021	34097999.5727539
2022	71008148.1933594