Year Number 2004 92.3076934814453 2005 94.7368392944336 2006 93.7799072265625 2007 92.8229675292969 2008 93.2692337036133 2009 96.2085342407227 2010 95.7345962524414 2011 96.2441329956055 2012 94.8356781005859 2013 94.8356781005859 2014 100 2015 100 2016 97.1428604125977 2017 100 2018 100 2019 100 2020 99.523811340332 2021 99.523811340332 2022 100