Year % 2007 42.673254574241994 2008 75.7570894867487 2009 40.5488167934734 2010 27.855245619389603 2011 14.337590157385 2012 10.1224882710583 2013 13.302875320742599 2014 12.1005163010089 2015 13.9671646024875 2016 10.6675069233039 2017 9.7399291812914 2018 10.394 2019 8.0095 2020 8.0909 2021 12.333 2022 9.9782