Year	current US$
1984	87452072.14
1985	61831905.36
1986	92841346.74
1987	195164474.5
1988	152347991.9
1989	127232048
1990	165348129.3
1991	167839157.1
1992	177219314.6
1993	159769455
1994	161722656.3
1995	173176376.3
1996	179248428.3
1997	169957229.6
1998	166191528.3
1999	120483360.3
2000	180892623.9
2001	273767791.7
2002	587765564
2003	787950378.4
2004	997123779.3
2005	1440042290.39798
2006	1853312504.71345
2007	2519896788.50882
2008	2672746704.51797
2009	2550787027.08586
2010	2266001454.83405
2011	2194956463.94749
2012	954420592.642675
2013	909845132.093981
2014	934065654.95639
2015	703547560.974837
2016	694032242.941148
2017	1613257566.03686
2018	725122899.67033
2019	754350354.112545
2020	623775986.168865
2021	535745413.924964
2022	2131673997.33497
2023	2318304156.94994