Year Percent 2003-01-01 3.8406370000000000 2004-01-01 3.8406370000000000 2005-01-01 3.8406370000000000 2006-01-01 11.5462300000000000 2007-01-01 3.2966339999999996 2008-01-01 2.9423070000000000 2009-01-01 4.8777370000000010 2010-01-01 25.4170200000000000 2011-01-01 23.7822399999999980 2012-01-01 26.9503599999999960 2013-01-01 85.5358699999999900 2014-01-01 77.7576000000000000