Year % 2001 58.99 2002 58.99 2003 58.87 2004 58.87 2005 58.87 2006 58.87 2007 58.81 2008 58.81 2009 58.81 2010 58.81 2011 58.81 2012 58.81 2013 58.81 2014 58.81 2015 58.25 2016 58.25 2017 58.25 2018 58.25 2019 58.25 2020 58.25 2021 58.25