Year	constant 2010 US$
2002	301725414087.804
2003	329599522284.966
2004	362502382958.454
2005	383847834554.307
2006	414477332295.162
2007	442836393109.561
2008	445047283897.609
2009	393582174908.271
2010	426046088812.657
2011	474746733700.529
2012	483196548334.448
2013	499992883240.722
2014	503443737189.003
2015	508817327131.985
2016	526191995510.615
2017	553579410600.831
2018	562724171775.362