Year constant 2010 US$ 2005 -513301206.055479 2006 3256823540.52907 2007 4356581170.35985 2008 4902754773.98573 2009 4594368629.66955 2010 2523092818.60357 2011 3989565333.55622 2012 4344437082.30776 2013 5464436207.30033 2014 5537356924.15688 2015 6419692149.56556 2016 5924153696.80441 2017 5781042691.12801