Year Percent 2000-01-01 0.141569000000000000 2001-01-01 0.132914000000000000 2002-01-01 1.371140000000000000 2003-01-01 1.378920000000000100 2004-01-01 0.811502000000000100 2005-01-01 1.001429999999999800 2006-01-01 0.000000000000000000 2007-01-01 0.379370000000000000 2008-01-01 0.507177000000000000 2009-01-01 0.107718000000000010 2010-01-01 0.047236000000000000 2011-01-01 0.115042000000000000 2012-01-01 0.032342000000000000 2013-01-01 0.029035000000000002