Year constant 2011 international $ 2006 42043437805.7795 2007 44581570023.9315 2008 51323171681.9352 2009 52426344537.7869 2010 61499198016.3096 2011 65146106742.5537 2012 69294969184.8372 2013 83030264038.5113 2014 86416507863.8854 2015 86134141757.2143 2016 83875793099.9321 2017 93359506488.2976