Year % 2008 90.4414 2009 92.7222 2010 78.3231 2011 95.912 2012 87.8008 2013 91.2152 2014 87.5263 2015 105.1074 2016 80.469 2017 87.4371 2018 86.6328 2019 106.1681 2020 98.7251