Year % (cumulative) 2006 0 2007 0 2008 0 2009 0 2010 0 2011 0 2012 0 2013 0 2014 1.75765001773834 2015 1.77169001102448 2016 1.82702994346619 2017 1.7610205411911 2018 1.65306997299194 2019 1.83045089244843 2020 2.00529003143311 2021 2.20250701904297 2022 2.27395558357239