Year % (cumulative) 2006 0 2007 0 2008 0 2009 0 2010 0 2011 0 2012 0 2013 0 2014 1.67380595207214 2015 1.42268967628479 2016 1.57204258441925 2017 1.63010013103485 2018 1.45296442508698 2019 1.48528003692627 2020 1.85294997692108 2021 1.80963325500488 2022 1.46083164215088