Year	constant 2010 US$
2007	3628526365.47075
2008	3337903798.55708
2009	2722844186.31072
2010	2667319363.33448
2011	2906641989.66444
2012	2739497007.41995
2013	2889418655.23943
2014	3000375785.51907
2015	2816454627.93491
2016	2813787092.70168
2017	2986066694.78818