Year	current US$
2005	13939999.911934137
2006	15289999.913424253
2007	32510000.109672535
2008	16209999.941289427
2009	16839999.981224537
2010	18819999.953731894
2011	26550000.246614225
2012	22539934.772299606
2013	23953885.067021467
2014	19076242.578215897
2015	20107635.034713898
2016	18375181.874900583
2017	15379800.03957637
2018	5372715.279692784
2019	18059843.204915524
2022	2974590.0440029814
