Year Percent 2005-01-01 88.8889 2006-01-01 72.0000 2007-01-01 59.3750 2008-01-01 84.6154 2009-01-01 104.7620 2010-01-01 78.1250 2011-01-01 72.2222 2012-01-01 78.1250 2013-01-01 65.7895 2014-01-01 69.4444