Year % 2007 75.9912 2008 112.3872 2009 80.372 2010 82.8447 2011 81.4767 2012 89.7686 2013 86.0817 2015 68.8478 2016 70.8771 2017 74.9868 2018 77.6446 2019 83.9347 2021 66.86366