Year	current US$
1980	261000000
1981	483357142.85714287
1982	-14400000
1983	17388888.888888888
1984	28111111.111111112
1985	79368421.05263157
1986	344352941.1764706
1987	-932230769.2307693
1988	-1106529411.764706
1989	-676333333.3333334
1990	-871545454.5454545
1991	1002983870.967742
1992	1058453608.2474227
1993	1310719721.6786258
1994	1345701107.0110703
1995	1446040702.088699
1996	1015908797.0588402
1997	979660249.042886
1998	1632948525.2431607
1999	1539816074.4408772
2000	1633982409.2498617
2001	1691346395.0331118
2002	1808316903.1885314
2003	2692250023.373898
2004	3756219410.847122
2005	4466811254.195167
2006	5361026046.212741
2007	6738173547.935619
2008	8675255044.996061
2009	6816899506.075246
2010	6453111231.613909
2011	7343010461.888833
2012	7059750377.717927
2013	7700260066.544443
2014	7584214101.344926
2015	6927053551.168595
2016	7496856075.612656
2017	8308620689.655172
2018	8867933095.827547
2019	9411849350.35201
2020	9329223850.960697
2021	10524918062.526457
2022	10038439754.495531
2023	12466271172.299383