2007-02-01 100%

2006-10-01 59.6%

2009-01-01 58.6%

2009-07-01 58.2%

2005-07-01 56.3%

2014-06-01 56.1%

2005-05-01 56.1%

2020-05-02 55.7%

2016-07-01 55.5%

2012-06-02 55.5%

2013-11-01 55.5%

2011-02-01 55.1%

2011-03-01 54.9%

2001-12-01 54.7%

2014-08-01 54.5%

2009-06-01 54.3%

2001-04-01 53.9%

2009-08-01 53.9%

2000-10-01 53.9%

2013-10-01 53.9%

2011-12-01 53.7%

2009-10-01 53.7%

2001-09-01 53.7%

2008-04-01 53.5%

1981-02-01 53.5%

2014-11-01 53.5%

2011-10-01 53.5%

1991-08-01 53.3%

2023-10-04 53.3%

2013-01-05 53.1%

1996-08-01 52.9%

1993-02-01 52.9%

2015-01-03 52.9%

2020-12-08 52.9%

2006-12-02 52.9%

1988-08-01 52.7%

2007-12-01 52.7%

2013-06-01 52.7%

1985-03-01 52.7%

1992-03-01 52.7%

1990-09-01 52.7%

2015-09-01 52.7%

2013-08-01 52.5%

1996-07-01 52.5%

1994-06-01 52.5%

1995-05-01 52.5%

1995-11-01 52.5%

2011-11-01 52.5%

1985-10-01 52.5%

2003-08-07 52.5%