Year Number 1996 94.9748764038086 1998 96.5 2000 95.0248718261719 2002 98.0099487304688 2003 97.0149230957031 2004 95.6730804443359 2005 96.172248840332 2006 90.4306182861328 2007 92.8229675292969 2008 91.3461532592773 2009 83.8862533569336 2010 82.9383850097656 2011 76.5258178710938 2012 76.5258178710938 2013 77.9342727661133 2014 81.25 2015 77.6190490722656 2016 70.9523773193359 2017 67.6190490722656 2018 63.3333320617676 2019 61.4285697937012 2020 60 2021 61.9047622680664 2022 65.0943374633789