Year Percent 2000-01-01 100.0000 2001-01-01 100.0000 2002-01-01 95.1410 2003-01-01 95.1410 2004-01-01 95.1410 2005-01-01 100.0000 2006-01-01 100.0000 2007-01-01 100.0000 2008-01-01 100.0000 2009-01-01 100.0000 2010-01-01 100.0000 2011-01-01 96.9104 2012-01-01 88.9249 2013-01-01 88.6195 2014-01-01 88.3343 2015-01-01 73.7731 2016-01-01 72.8396