2007-03-01 100%

2004-06-01 66.2%

2014-09-01 64.6%

2008-06-01 62.1%

2005-01-01 61.9%

2002-02-01 61.1%

2017-06-01 61.1%

1997-03-01 61.1%

2003-09-01 61.1%

2007-01-01 60.9%

2002-11-01 60.9%

2019-04-04 60.7%

2008-08-01 60.7%

2008-07-01 60.5%

2005-03-01 60.5%

2008-01-01 60.4%

2012-05-01 60.4%

2005-02-01 60.2%

2002-09-01 60%

2004-09-01 60%

2009-12-01 59.8%

2014-05-01 59.6%

2004-10-01 59.6%

2005-10-01 59.6%

2006-08-01 59.4%

2009-02-01 59.2%

2004-03-01 59.2%

2006-03-01 59.2%

2018-09-01 59.2%

2009-04-01 59%

2015-04-01 59%

2004-05-01 59%

2002-12-01 58.8%

2014-03-01 58.8%

2009-11-01 58.8%

2002-10-01 58.8%

2001-10-01 58.6%

2007-07-01 58.4%

2006-11-01 58.4%

2012-08-01 58.2%

2001-11-01 58.2%

2008-10-01 58.2%

2006-07-01 58%

2004-08-01 57.6%

2006-02-01 57.4%

2008-02-01 57.4%

2006-06-01 57.4%

2007-12-01 57.2%

2015-10-01 57.2%

2003-12-01 57%