Year annual % 2003 7.16515891441837 2004 3.23751394003321 2005 1.11167400387197 2006 3.93616259929868 2007 10.3009020174895 2008 9.06423621948939 2009 0.669681185965444 2010 6.76597680236483 2011 13.4998402385771 2012 11.8003096701544 2013 10.9872344156476 2014 0.848838206293387 2015 0.646148614181249 2016 -1.46984287886469 2017 0.52297668038404 2018 2.29424307036253 2019 0.958812739702808