Year constant 2011 international $ 2001 177661624389.853 2002 188684562657.717 2003 192449979586.099 2004 214431400342.187 2005 220152975361.811 2006 253716450863.722 2007 284926540790.034 2008 318866258200.385 2009 229544033110.63 2010 192433934078.506 2011 185203479549.552 2012 165181110625.285 2013 173785136256.367 2014 195195921687.811 2015 157956594258.35 2016 160535983385.556 2017 158431276084.781