Year % (cumulative) 2005 6.09733390808105 2006 5.70530462265015 2007 5.39830636978149 2008 4.89034414291382 2009 4.46624946594238 2010 4.23527669906616 2011 3.92986464500427 2012 2.77878999710083 2013 3.20938992500305 2014 3.63906002044678 2015 3.10728645324707 2016 4.45792007446289 2017 0 2018 4.46466016769409 2019 4.58264064788818 2020 4.56674337387085 2021 4.67426633834839 2022 4.7121639251709