Year	current US$
1986	60244298.36333511
1987	18937368.71283438
1988	-100187392.87703651
1989	31802008.821044125
1990	-63109922.81590016
1991	-7679508.425460499
1992	-39371622.96854388
1993	-51330033.498099245
1994	-105220379.87858485
1995	-125828692.62662375
1996	-199250768.45070398
1997	-124593273.50636867
1998	-202286319.703549
1999	-152089168.41944537
2000	-132813500.61740172
2001	-40732113.495833606
2002	-73537063.69747102
2003	26584048.742242333
2004	-43271685.70783976
2005	-9557811.269510455
2006	-917334333.6149551
2007	-1508861493.953086
2008	-1455744769.515602
2009	-1664702288.3306866
2010	-881640972.0531831
2011	-1407928908.825198
2012	-1558126170.6361148
2013	-2302329341.9685864
2014	-2053718926.351167
2015	-2589803308.8655405
2016	-4564146396.805894
2017	-1231839977.3387544
2018	-1016138073.5369778
2019	-1119953633.8811297
2020	-3074945217.122553
2021	-3189962894.7615066
2022	-4228672549.445139
2023	2209492723.85346