Year % 1995 2.49 2001 2.36 2002 2.36 2003 1.94 2004 1.94 2005 1.94 2006 1.94 2007 1.27 2008 1.27 2009 1.27 2010 1.27 2011 1.94 2012 1.94 2013 1.07 2014 1.07 2019 1.08