Year Number 2004 91.625617980957 2005 89.2682952880859 2006 79.5121917724609 2007 79.1262130737305 2008 80.0970840454102 2009 80.3827743530273 2010 80.9523773193359 2011 79.620849609375 2012 80.0947875976563 2013 80.568717956543 2014 95.1923065185547 2015 94.2857131958008 2016 93.8095245361328 2017 100 2018 100 2019 100 2020 95.2380981445313 2021 96.6666641235352 2022 97.1698150634766