Year	current US$
1995	43790000.9155273
1996	41610000.6103516
1997	28389999.3896484
1998	34200000.762939505
1999	119050003.05175799
2000	98650001.5258789
2001	78279998.7792969
2002	531409973.144531
2003	116750000
2004	87360000.6103516
2005	67809997.55859381
2006	202490005.493164
2007	78389999.3896484
2008	107809997.558594
2009	114529998.77929701
2010	126260002.13623
2011	71459999.0844727
2012	52610000.6103516
2013	30659999.8474121
2014	24850000.3814697
2015	50930000.3051758
2016	90699996.9482422
2017	167309997.55859402
2018	107279998.77929701
2019	52380001.0681152
2020	43060001.373291
2021	43569999.6948242
2022	30180000.3051758