Year constant 2011 international $ 2002 577190844.294737 2003 607252867.435088 2004 586209451.236842 2005 499029584.129825 2006 527087472.394152 2007 517066798.014035 2008 510052325.947954 2009 431891065.783041 2010 444917942.477193 2011 430888998.345029 2012 440909672.725146 2013 463957223.799415 2014 483998572.559649 2015 500031651.567837 2016 519070932.890059 2017 546126753.716375