2009-09-01 100%

2019-04-04 60%

2003-12-01 59.6%

2008-05-01 59.4%

2007-07-01 58.6%

2004-05-01 58.6%

1997-03-01 58.4%

2002-09-01 58.2%

2012-03-01 58%

2009-02-01 57.4%

2012-05-01 57.4%

2014-05-01 57.4%

2008-09-01 57.4%

2010-04-01 57%

2004-02-01 57%

2008-02-01 56.8%

2014-03-01 56.8%

2015-10-01 56.8%

2008-08-01 56.6%

2005-01-01 56.6%

2006-11-01 56.6%

2006-12-01 56.4%

2010-02-01 56.4%

2015-01-01 56.4%

2002-07-01 56.4%

2002-11-01 56.4%

2005-10-01 56.4%

2008-10-01 56.4%

2008-07-01 56.3%

2006-03-01 56.3%

2003-05-01 56.3%

2009-04-01 56.1%

2013-05-01 56.1%

2002-10-01 56.1%

2006-08-01 55.9%

1992-02-01 55.9%

2015-01-04 55.9%

2001-10-01 55.9%

2002-04-01 55.7%

2001-08-01 55.7%

2006-02-01 55.7%

1992-01-01 55.7%

2024-08-02 55.5%

2007-03-01 55.5%

2004-11-01 55.5%

2012-11-01 55.5%

2007-09-01 55.5%

2012-08-01 55.3%

2006-06-01 55.3%

2014-02-01 55.1%