Year constant 2010 US$ 2006 238010831195.833 2007 247541275351.132 2008 254448357983.994 2009 274189011975.626 2010 294719127963.263 2011 306897321650.999 2012 324194138965.545 2013 343242027684.869 2014 368726162633.753 2015 389416106912.776 2016 399202513143.215