Year % (cumulative) 2006 0.366655826568604 2007 0.306116372346878 2008 0.357551574707031 2009 0.36148202419281 2010 0.344503074884415 2011 0.329774647951126 2012 0.308682054281235 2013 24.5649890899658 2014 25.6167602539062 2015 26.5635509490967 2016 27.4568901062012 2017 28.6244640350342 2018 29.5241203308105 2019 31.2609024047852 2020 33.3387489318848 2021 34.2246856689453 2022 35.5516586303711