Year % 2000 90.76 2001 90.76 2002 90.76 2003 90.42 2004 90.42 2005 90.42 2006 90.42 2008 89.21 2009 89.21 2010 89.21 2011 89.21 2012 83.26 2013 83.26 2014 83.26 2015 83.26 2016 83.26 2017 83.84 2018 83.84 2019 83.78 2020 83.78 2021 83.78