Year % (cumulative) 2005 2.04260015487671 2006 1.49613690376282 2007 1.38759386539459 2008 1.43522155284882 2009 1.7894344329834 2010 1.78824424743652 2011 1.83415770530701 2012 8.658860206604 2013 8.29203033447266 2014 8.85766983032227 2015 2.47607111930847 2016 4.96766471862793 2017 1.83650994300842 2018 1.45052003860474 2019 1.64065003395081 2021 3.49524545669556