Year % (cumulative) 2004 26.5311298370361 2005 27.3544101715088 2006 28.0866394042969 2007 28.8183708190918 2008 27.3327407836914 2009 27.9939498901367 2010 28.6425704956055 2011 29.2780895233154 2012 29.9020690917969 2013 30.5116901397705 2014 31.0949001312256 2015 31.6511001586914 2016 32.2315711975098 2017 32.8181190490723 2018 40.8762741088867 2019 34.0250396728516 2020 42.7141342163086 2021 42.5874786376953 2022 43.8724021911621