Year constant 2010 US$ 2007 75259704.4053021 2008 598998337.208575 2009 941036998.591642 2010 1371151543.65327 2011 1662519046.68492 2012 1408914203.20221 2013 1407797794.4885 2014 976181033.085884 2015 1104686926.39606 2016 1144556987.32357 2017 1325180285.74293