Year	current US$
1990	-61521239.6502602
1991	31565898.079076
1992	-283678409.826966
1993	-1098776733.34844
1994	-631349457.087823
1995	3430415987.9597
1996	-134050657.517423
1997	1145591000.86821
1998	1834082048.45903
1999	205376273.698462
2000	-310178388.536786
2001	-20543577.2892289
2002	416853623.412256
2003	313983230.707973
2004	246792214.003369
2005	648716251.908566
2006	75608924.4920657
2007	-1942108658.16378
2008	1682512849.50264
2009	3672047202.25498
2010	3373639686.66924
2011	4729172634.54422
2012	4638757962.54526
2013	6230048085.25028
2014	5524515624.76541
2015	4219842753.84774
2016	5615287461.27317
2017	6991203986.0585
2018	6944045685.49395
2019	7855301579.24662
2020	5400866945.5916
2021	7239605095.40653