2004-07-01 100%

2003-11-01 58.6%

2003-04-01 57.6%

2005-10-01 56.3%

2002-06-01 55.9%

2001-10-01 55.7%

2015-11-01 55.3%

2019-04-04 55.1%

2002-12-01 54.9%

2003-09-01 54.9%

2019-03-08 54.7%

2004-12-02 54.7%

2006-08-01 54.5%

2008-02-01 54.5%

2005-01-01 54.5%

1981-05-01 54.5%

2016-09-01 54.5%

2009-04-01 54.3%

2004-06-01 54.3%

2005-03-01 54.3%

1995-02-01 54.1%

2004-03-01 54.1%

1993-10-01 54.1%

2003-12-01 53.9%

1997-03-01 53.9%

2002-08-01 53.7%

2006-02-01 53.7%

2004-05-01 53.7%

2015-10-01 53.7%

2019-09-04 53.7%

2011-04-01 53.5%

1986-01-01 53.5%

2017-06-01 53.5%

2004-10-01 53.5%

2018-09-01 53.5%

2004-09-01 53.3%

2009-12-02 53.3%

2005-04-01 53.1%

1994-12-01 53.1%

2004-01-01 53.1%

2006-07-01 53.1%

2006-06-01 53.1%

2010-03-01 53.1%

2000-10-01 53.1%

2014-12-01 52.9%

2007-01-01 52.9%

1993-06-01 52.9%

2007-03-01 52.9%

2014-03-01 52.9%

2018-08-01 52.7%