Year	current US$
1979	2339999.9886751142
1980	26469999.540597215
1981	27400000.203400843
1982	32810000.160709046
1983	59730000.37483872
1984	67950000.52079558
1985	123410000.23856767
1986	146940000.4856288
1987	182050000.0268221
1988	64019999.7201562
1989	72719999.9690056
1990	131780000.7462502
1991	44609999.86715615
1992	41459999.25956131
1993	43249999.888241276
1994	42740000.44539572
1995	62970000.26516619
1996	84950000.45001505
1997	52749999.83608723
1998	79689999.96222556
1999	64379999.41967429
2000	105490000.70430338
2001	106500000.02793968
2002	98870000.30465421
2003	104579999.91625547
2004	117910000.81412488
2005	122179999.1969019
2006	119919997.90444961
2007	225659999.7915328
2008	240929999.29934752
2009	159969999.74548817
2010	180260001.5401841
2011	214200000.8001925
2012	333939999.2953987
2013	309759999.4428456
2014	251680000.25302172
2015	245213823.68355995
2016	315904777.97761554
2017	333921736.44900304
2018	302380904.25077826
2019	397598160.6692075
2020	368306691.3336515
2021	302964999.04617655
2022	416376434.0355994