Year % (cumulative) 2007 0.173798814415932 2009 0.381268054246902 2010 0.561573445796967 2011 0.355487644672394 2012 0.215760797262192 2013 0.550461530685425 2018 15.0440282821655 2019 19.4535140991211 2020 20.274923324585 2021 21.0153274536133