2013-05-01 100%

2002-04-01 66%

2013-01-01 65.6%

2007-08-01 64.5%

2001-06-01 63.7%

2008-08-01 63.5%

2001-08-01 63.3%

2002-03-01 63.1%

2012-03-01 62.9%

2012-09-01 62.7%

1993-01-01 62.3%

2014-05-01 62.1%

2014-02-01 61.9%

2008-06-01 61.9%

2009-02-01 61.7%

2002-02-01 61.5%

1996-05-01 61.5%

1997-09-01 61.5%

2013-02-01 61.1%

2018-09-01 61.1%

2019-04-04 60.9%

2004-02-01 60.9%

1997-07-01 60.9%

2012-07-01 60.9%

1996-04-01 60.7%

2010-08-01 60.7%

2012-05-01 60.7%

1987-11-01 60.7%

1995-09-01 60.7%

1995-07-01 60.5%

2014-07-01 60.2%

2006-02-01 60%

2008-01-01 60%

2009-03-01 60%

2009-05-01 60%

2004-10-01 60%

2015-04-01 59.8%

2012-08-01 59.8%

2006-01-01 59.8%

2006-06-01 59.8%

2008-10-01 59.8%

2011-08-01 59.6%

1992-01-01 59.6%

2010-07-01 59.6%

2004-11-01 59.6%

1998-01-01 59.4%

2001-10-01 59.4%

2013-10-01 59.4%

2002-07-01 59.2%

2007-07-01 59.2%