Year % (cumulative) 2002 26.7251300811768 2009 0 2010 0 2011 33.2170372009277 2012 30.5717601776123 2013 32.7155075073242 2014 30.8137302398682 2015 34.0335998535156 2016 32.4929504394531 2017 33.6289100646973 2018 32.8607749938965 2019 32.3770484924316 2020 31.8086166381836 2022 32.8196411132812