Year % (cumulative) 2006 0 2007 0 2008 0 2009 0 2010 0 2011 0 2012 0 2013 0 2014 11.4863662719727 2015 11.7557878494263 2016 11.9785013198853 2017 12.3587026596069 2018 12.8271389007568 2019 12.9296922683716 2020 12.964750289917 2021 12.4633493423462 2022 12.2992992401123