2005-02-01 100%

2005-10-01 68.8%

2007-01-01 68.4%

2004-03-01 68.4%

2005-08-01 68%

2019-04-04 67%

2005-01-01 66.4%

2004-06-01 65.8%

2002-12-01 64.6%

2003-12-01 63.9%

2004-05-01 63.5%

2014-09-01 63.5%

2017-06-01 63.1%

2009-04-01 62.5%

2002-06-01 62.3%

1997-03-01 62.3%

2016-09-01 62.3%

2007-06-01 62.3%

2006-11-01 62.1%

2018-11-01 61.9%

2006-08-01 61.7%

2008-06-01 61.7%

2007-12-01 61.5%

2006-02-01 61.5%

2008-03-01 61.5%

2002-11-01 61.5%

2002-10-01 61.5%

2005-03-01 61.3%

2001-10-01 61.3%

2003-07-01 60.9%

2004-10-01 60.7%

2007-04-01 60.5%

2006-12-01 60.4%

2015-12-01 60.2%

2007-03-01 60.2%

2015-10-01 60.2%

2004-08-01 60%

2018-07-01 59.6%

2006-07-01 59.4%

2006-03-01 59.4%

2015-11-01 59%

2002-02-01 58.8%

2008-05-01 58.8%

2004-09-01 58.6%

2018-09-01 58.4%

2015-04-01 58.2%

2004-04-01 58%

2007-07-01 58%

2005-11-01 58%

2002-09-01 57.8%