Year Percent 2001-01-01 0.55070800000000000 2002-01-01 2.41961000000000000 2003-01-01 2.41961000000000000 2004-01-01 2.41961000000000000 2005-01-01 2.87661000000000000 2006-01-01 5.53053000000000100 2007-01-01 5.53053000000000100 2008-01-01 2.61968000000000000 2009-01-01 0.30765100000000000 2010-01-01 0.37701500000000000 2011-01-01 0.35741799999999996 2012-01-01 0.15712300000000000