Year % (cumulative) 2010 0.383627027273178 2011 0.365902453660965 2013 0.660946011543274 2014 0.573716342449188 2015 0.781386315822601 2016 0.715153634548187 2017 0.592809021472931 2018 0.615735113620758 2019 0.641581594944 2020 0.62948739528656