Year	current US$
1980	4800000.19073486
1981	4110000.1335143996
1982	4030000.2098083496
1983	4500000
1984	4340000.15258789
1985	3849999.90463257
1986	5800000.19073486
1987	6789999.96185303
1988	7190000.05722046
1989	5369999.88555908
1990	6289999.96185303
1991	6130000.11444092
1992	18799999.237060502
1993	7599999.90463257
1994	10239999.7711182
1995	15560000.4196167
1996	6079999.92370605
1997	3980000.01907349
1998	3039999.96185303
1999	5159999.84741211
2000	4099999.90463257
2001	14810000.4196167
2002	8789999.96185303
2003	7989999.771118159
2004	7380000.11444092
2005	1422890014.64844
2006	2027150024.41406
2007	11800000.1907349
2008	11869999.8855591
2009	9060000.4196167
2010	8880000.11444092
2011	10560000.4196167
2012	7150000.09536743
2013	45889999.3896484
2014	81870002.746582
2015	32630001.068115197
2016	58979999.5422363
2017	77040000.9155273
2018	85330001.8310547
2019	42569999.6948242
2020	169690002.44140598
2021	117720001.22070299
2022	146330001.831055