Year % 2007 100 2008 95.3839 2009 124.2336 2010 99.2534 2011 96.806 2012 98.1752 2013 90.3773 2014 95.3246 2015 93.9036 2016 88.0687 2017 88.6438 2018 80.9888 2019 83.8316 2020 95.47498 2021 103.017186599246