Year % (cumulative) 2002 0 2005 0 2011 0 2012 0.108869999647141 2013 0 2014 0.0337295681238174 2015 0.0877532139420509 2016 0.0795302614569664 2017 0.0666087418794632 2018 0.245458096265793 2019 0.201235666871071