Year % 2000 6.89 2001 6.89 2002 6.89 2003 6.88 2004 6.88 2005 6.88 2006 6.88 2007 6.88 2008 6.88 2009 6.96 2010 6.96 2011 6.96 2012 6.95 2013 6.95 2014 6.95 2015 6.95 2016 6.95 2017 6.96 2018 6.96 2019 6.96 2020 6.96 2021 6.96