Year constant 2010 US$ 2002 24927.1128977041 2003 25233.2273681594 2004 24745.6473819099 2005 21880.3949333695 2006 20613.2240897893 2007 19460.4322414467 2008 17494.3302803346 2009 14542.3861660871 2010 14804.2467250931 2011 13655.085194743 2012 13652.9197047443 2013 13860.7512146054 2014 14249.9870445486 2015 14608.4804980929 2016 18595.5391515298 2017 23117.0161064391