Year % 2007 103.6451 2008 100.1145 2009 94.6454 2010 100.3559 2011 99.2758 2012 100.8387 2013 100.4412 2014 97.7007 2015 99.6914 2016 98.2297 2017 97.3592 2018 97.1788 2019 99.7159 2020 105.8378 2021 97.6878612716763