Year	current US$
1982	473128863.17
1983	265177385.26000002
1984	237022720.71
1985	163892107.27272728
1986	397925105.6857143
1987	1212806379.1176472
1988	895185596.8000001
1989	1285939480.4975123
1990	-33811953.69951691
1991	296934310.32266355
1992	490386196.4171465
1993	262949022.170831
1994	468949189.5829539
1995	416260306.76478416
1996	193537872.3057491
1997	168543543.54354355
1998	29016180.787874654
1999	-289259861.13162947
2000	-21777128.284478065
2001	100339214.95966478
2002	677715552.7759615
2003	346056564.72752357
2004	44818091.27658328
2005	168653501.98683533
2006	1652720943.015941
2007	2091403004.154682
2008	3317269899.8598723
2009	-2609720470.0883074
2010	364585637.803637
2011	1463999128.571947
2012	-844711793.283707
2013	549983548.6078495
2014	252197570.73155612
2015	2309040933.1125517
2016	1102201974.3637302
2017	219905731.90270904
2018	863505570.949701
2019	-314956288.2026844
2020	-3525095273.4252167
2021	-1706972767.2904437
2022	-2567284308.0939336
2023	-6544641764.868346