Year	constant 2010 US$
2006	2794031150.53836
2007	3754760614.88454
2008	4147528949.68511
2009	3351256179.31875
2010	2986450870.18352
2011	3163031082.8198
2012	3228766167.8066
2013	3190911491.83991
2014	3558610415.11478
2015	3434664454.52699
2016	3518893478.70251
2017	3721387553.32837