Year	current US$
1984	87814287.0204082
1985	80711031.1111111
1986	81026188.96398492
1987	51554995.802806124
1988	-3670522.5860432843
2000	147661861.64001015
2001	24702529.427999545
2002	322934957.67678833
2003	213758562.08073792
2004	348390724.3766131
2005	553810945.9801145
2006	779663660.5637262
2007	808272368.8352545
2008	764206300.0072535
2009	970027187.4270339
2010	689978680.7386158
2011	1610288590.9223623
2012	700044782.9148382
2013	685110242.191173
2014	1350743268.1005037
2015	1550455796.5516136
2016	2806773641.8495765