Year % (cumulative) 2006 0.116500824689865 2007 0.105430953204632 2008 0 2009 0 2010 0 2011 0 2012 0 2013 0 2014 13.3149003982544 2015 14.2024879455566 2016 14.3999338150024 2017 14.2801322937012 2018 14.3739051818848 2019 14.6764469146729 2020 15.015567779541 2021 13.8026008605957 2022 14.8340311050415