Year	current US$
1979	1240000.0095367401
1980	21809999.7229874
1981	33070000.261068303
1982	31850000.500678997
1983	30189999.938011203
1984	41730000.6151199
1985	77710002.3627281
1986	75810001.0752678
1987	95249999.4039536
1988	26509999.5136261
1989	32790000.1555681
1990	63640000.4923344
1991	17470000.0286102
1992	14929999.5005131
1993	8039999.97675419
1994	10939999.9417365
1995	13449999.8986721
1996	29030000.4780293
1997	24019999.921321902
1998	23779999.7292459
1999	20810000.1066923
2000	17450000.4611909
2001	17069999.7544289
2002	16630000.025034001
2003	15530000.1651049
2004	9179999.8935312
2005	18359999.9863654
2006	46249999.3741512
2007	26930000.3200769
2008	15459999.859333
2009	37949999.7794628
2010	56880000.3528595
2011	82670001.1491776
2012	53930000.7224083
2013	62109999.9547005
2014	50589999.79496
2015	70281492.2630787
2016	124939059.376717
2017	87011168.7332392
2018	88218045.3622714
2019	126770527.21381201
2020	74301890.3657794
2021	102362999.945879
2022	131128886.89339164