Year % 2007 60.6681 2008 89.3526 2009 73.7023 2010 83.6108 2011 90.7419 2012 89.1544 2013 142.641 2014 107.41765 2015 89.15528 2016 106.00025 2017 101.06444 2018 89.83982 2019 95.49378