Year % (cumulative) 2007 0.186346516013145 2009 0.254662483930588 2010 0.586091697216034 2011 0.314005702733994 2012 0.142354041337967 2013 0.54834771156311 2018 16.0823879241943 2019 20.1611709594727 2020 21.5765380859375 2021 21.4667892456055