Year % (cumulative) 2006 0 2007 0 2008 0 2009 0 2010 0 2011 0 2012 0 2013 0 2014 22.1632671356201 2015 19.6371726989746 2016 22.947660446167 2017 24.3085117340088 2018 25.1071853637695 2019 27.138069152832 2020 27.6203670501709 2021 31.1831970214844 2022 32.6721878051758