Year	current US$
1980	740000.0244379047
1981	3679999.954998498
1982	8249999.931082133
1983	10180000.042542819
1984	12280000.187456612
1985	26519999.690353893
1986	37519999.72015621
1987	55409999.668598175
1988	21990000.098943714
1989	17310000.12159347
1990	41680000.21576882
1991	16170000.04649163
1992	15890000.084415095
1993	17420000.225305565
1994	15750000.171363361
1995	38620000.481605545
1996	36160000.044852495
1997	20959999.896585938
1998	23049999.983981255
1999	21379999.771714196
2000	31719999.89636242
2001	24889999.747276295
2002	24649999.849498272
2003	33429999.627172936
2004	47410000.58129425
2005	46600000.4559755
2006	41969999.43256378
2007	64409999.89211561
2008	58979999.51243401
2009	32030000.567436215
2010	33190000.206232086
2011	46590000.27179716
2012	102139999.21083447
2013	96299999.92251398
2014	76089999.97377394
2015	87981528.3864736
2016	90382798.2060611
2017	111775068.0372119
2018	114807951.57700771
2019	136594746.5747595