Year Number 2004 86.5671615600586 2005 77.9411773681641 2006 83.3333358764648 2007 86.4077682495117 2008 86.8932037353516 2009 87.5598068237305 2010 89.9521560668945 2011 90.9952621459961 2012 90.9952621459961 2013 90.0473937988281 2014 80.7692337036133 2015 78.5714263916016 2016 79.523811340332 2017 78.5714263916016 2018 78.0952377319336 2019 75.7142868041992 2020 90 2021 86.6666641235352 2022 88.2075500488281