2007-04-01 100%

2007-01-01 59%

2005-02-01 57%

2012-01-01 57%

2005-11-01 56.7%

2005-08-01 56.5%

2008-01-01 56.5%

2006-12-01 56.4%

2004-06-01 56.3%

2002-11-01 56.3%

2008-07-01 56.2%

2005-01-01 56.1%

2006-02-01 55.7%

1997-06-01 55.7%

2007-09-01 55.6%

2010-04-01 55.5%

2001-06-01 55.5%

2009-11-01 55.5%

2003-08-07 55.5%

2001-04-01 55.4%

2011-03-01 55.2%

2015-12-01 55.1%

2009-09-01 55%

2015-04-01 54.9%

2015-09-01 54.9%

2007-06-01 54.8%

2023-07-06 54.7%

2017-06-01 54.6%

2005-03-01 54.6%

2002-09-01 54.6%

2003-09-01 54.6%

2010-07-01 54.5%

2004-10-01 54.5%

2014-09-01 54.5%

2015-09-02 54.5%

2004-05-01 54.4%

2008-11-01 54.4%

2015-06-02 54.3%

2008-03-01 54.3%

2022-09-07 54.3%

2026-02-01 54.3%

2000-07-01 54.2%

2004-03-01 54.2%

2002-10-01 54.2%

2024-05-03 54.1%

2004-01-01 54.1%

1985-07-01 54.1%

1997-07-01 54.1%

1991-03-01 54.1%

1991-10-01 54.1%