Year annual % growth 2006 3417.0892608681393 2007 19.09915261870958 2008 21.679144404552005 2009 -30.23714349074949 2010 -51.49446925492855 2011 72.68806616641919 2012 2.541430555222888 2013 14.528111740659682 2014 -1.4432316497899507 2015 -6.657225829939449 2016 -18.692543585143397 2017 -13.223441538410071 2018 -1.388149394863376 2019 -18.614658348809215