Year annual % 2003 5.968463930969108 2004 6.773274761854736 2005 12.69076165630949 2006 -2.1644500087326577 2007 2.5765268953530835 2008 -12.355680961095246 2009 5.975677043914857 2010 2.3176689027906434 2011 6.392937673450504 2012 13.663272555055656 2013 -2.4530271398747345 2014 -2.9051661739813284 2015 3.18757755421872 2016 2.051803522391765 2017 0.6346420143155314 2018 1.4673931786046666 2019 2.0533800244877796 2020 3.636561262738141 2021 3.1434471234184684