Year	current US$
1980	3599999.90463257
1981	10409999.8474121
1982	2819999.9332428
1983	10199999.8092651
1984	4289999.96185303
1985	2220000.02861023
1986	3200000.04768372
1987	2680000.0667572
1988	5719999.79019165
1989	3789999.96185303
1990	6829999.92370605
1991	19040000.915527303
1992	27559999.4659424
1993	4150000.09536743
1994	19360000.6103516
1995	18209999.084472697
1996	19409999.8474121
1997	11319999.6948242
1998	11819999.6948242
1999	9890000.34332275
2000	17100000.3814697
2001	1559999.9427795399
2002	3240000.00953674
2003	2259999.99046326
2004	6250000
2005	1110000.01430511
2006	-3509999.99046326
2007	-3819999.9332428
2008	3319999.9332428
2009	58939998.626709
2010	6159999.84741211
2011	21180000.3051758
2012	125540000.915527
2013	81269996.6430664
2014	15060000.4196167
2015	116290000.915527
2016	285100006.10351604
2017	159369995.117188
2018	103400001.52587901
2019	24239999.7711182
2020	86169998.1689453
2021	62369998.9318848
2022	135419998.168945