Year % (cumulative) 2006 0 2007 0 2008 0 2009 0 2010 0 2011 0 2012 0 2013 8.69015979766846 2014 8.65985012054443 2015 10.1534576416016 2016 11.1563396453857 2017 11.9671401977539 2018 11.7035684585571 2019 11.9579038619995 2020 13.1638097763062 2021 14.0705299377441