Year % (cumulative) 2006 0 2007 0 2008 0 2009 0 2010 0 2011 0.566600322723389 2012 0.54499477148056 2013 23.4720096588135 2014 27.693380355835 2015 28.9971199035645 2016 29.3022994995117 2017 30.2065906524658 2018 31.3235130310059 2019 32.5355758666992 2020 34.1404609680176 2021 35.8072776794434 2022 35.6640205383301