Year	current US$
1990	12980000.043287873
1991	17069999.882951375
1992	18270000.128075477
1993	25529999.984428294
1994	31939999.956637606
1995	41330000.08016823
1996	47680000.163614735
1997	60720000.134781
1998	71310000.30040738
1999	82550000.88363883
2000	88499999.96833506
2001	84209999.98785554
2002	97779999.89688398
2003	116250000.86612996
2004	133509999.65146184
2005	149680000.46536314
2006	165970000.2651661
2007	203850001.50091964
2008	232939999.78527442
2009	216799998.13996252
2010	203070001.39169407
2011	198609999.49835238
2012	201450001.9010156
2013	222169999.37966457
2014	225910000.6632505
2015	191730000.49032265
2016	199900000.70258963
2017	210910000.02808857
2018	247619996.47691846
2019	235829997.34394258
2020	210450002.4132429
2021	249700003.91826034
2022	253669998.0515987