Month	Percent
1996-10-01	25.78000000000000
1996-11-01	25.34000000000000
1996-12-01	25.34000000000000
1997-01-01	25.05000000000000
1997-02-01	24.46000000000000
1997-03-01	23.87000000000000
1997-04-01	23.58000000000000
1997-05-01	23.58000000000000
1997-06-01	23.58000000000000
1997-07-01	23.58000000000000
1997-08-01	23.58000000000000
1997-09-01	23.58000000000000
1997-10-01	24.50000000000000
1997-11-01	46.44000000000000
1997-12-01	45.09000000000000
1998-01-01	42.90000000000000
1998-02-01	42.00000000000000
1998-03-01	38.54000000000000
1998-04-01	36.55000000000000
1998-05-01	33.30000000000000
1998-06-01	29.41000000000000
1998-07-01	27.80000000000000
1998-08-01	25.75000000000000
1998-09-01	42.34000000000000
1998-10-01	49.75000000000000
1998-11-01	44.88000000000000
1998-12-01	39.41000000000000
1999-01-01	38.25000000000000
1999-02-01	41.00000000000000
1999-03-01	46.00000000000000
1999-04-01	32.00000000000000
1999-05-01	23.50000000000000
1999-06-01	21.00000000000000
1999-07-01	19.50000000000000
1999-08-01	19.50000000000000
1999-09-01	19.00000000000000
1999-10-01	19.00000000000000
1999-11-01	19.00000000000000
1999-12-01	19.00000000000000
2000-01-01	19.00000000000000
2000-02-01	19.00000000000000
2000-03-01	18.50000000000000
2000-04-01	18.50000000000000
2000-05-01	18.50000000000000
2000-06-01	17.50000000000000
2000-07-01	16.50000000000000
2000-08-01	16.50000000000000
2000-09-01	16.50000000000000
2000-10-01	16.50000000000000
2000-11-01	16.50000000000000
2000-12-01	15.75000000000000
2001-01-01	15.25000000000000
2001-02-01	15.25000000000000
2001-03-01	15.75000000000000
2001-04-01	16.25000000000000
2001-05-01	16.75000000000000
2001-06-01	18.25000000000000
2001-07-01	19.00000000000000
2001-08-01	19.00000000000000
2001-09-01	19.00000000000000
2001-10-01	19.00000000000000
2001-11-01	19.00000000000000
2001-12-01	19.00000000000000
2002-01-01	19.00000000000000
2002-02-01	18.75000000000000
2002-03-01	18.50000000000000
2002-04-01	18.50000000000000
2002-05-01	18.50000000000000
2002-06-01	18.50000000000000
2002-07-01	18.00000000000000
2002-08-01	18.00000000000000
2002-09-01	18.00000000000000
2002-10-01	21.00000000000000
2002-11-01	22.00000000000000
2002-12-01	25.00000000000000
2003-01-01	25.50000000000000
2003-02-01	26.50000000000000
2003-03-01	26.50000000000000
2003-04-01	26.50000000000000
2003-05-01	26.50000000000000
2003-06-01	26.00000000000000
2003-07-01	24.50000000000000
2003-08-01	22.00000000000000
2003-09-01	20.00000000000000
2003-10-01	19.00000000000000
2003-11-01	17.50000000000000
2003-12-01	16.50000000000000
2004-01-01	16.50000000000000
2004-02-01	16.50000000000000
2004-03-01	16.25000000000000
2004-04-01	16.00000000000000
2004-05-01	16.00000000000000
2004-06-01	16.00000000000000
2004-07-01	16.00000000000000
2004-08-01	16.00000000000000
2004-09-01	16.25000000000000
2004-10-01	16.75000000000000
2004-11-01	17.25000000000000
2004-12-01	17.75000000000000
2005-01-01	18.25000000000000
2005-02-01	18.75000000000000
2005-03-01	19.25000000000000
2005-04-01	19.50000000000000
2005-05-01	19.75000000000000
2005-06-01	19.75000000000000
2005-07-01	19.75000000000000
2005-08-01	19.75000000000000
2005-09-01	19.50000000000000
2005-10-01	19.00000000000000
2005-11-01	18.50000000000000
2005-12-01	18.00000000000000
2006-01-01	17.25000000000000
2006-02-01	17.25000000000000
2006-03-01	16.50000000000000
2006-04-01	15.75000000000000
2006-05-01	15.75000000000000
2006-06-01	15.25000000000000
2006-07-01	14.75000000000000
2006-08-01	14.25000000000000
2006-09-01	14.25000000000000
2006-10-01	13.75000000000000
2006-11-01	13.25000000000000
2006-12-01	13.25000000000000
2007-01-01	13.00000000000000
2007-02-01	13.00000000000000
2007-03-01	12.75000000000000
2007-04-01	12.50000000000000
2007-05-01	12.50000000000000
2007-06-01	12.00000000000000
2007-07-01	11.50000000000000
2007-08-01	11.50000000000000
2007-09-01	11.25000000000000
2007-10-01	11.25000000000000
2007-11-01	11.25000000000000
2007-12-01	11.25000000000000
2008-01-01	11.25000000000000
2008-02-01	11.25000000000000
2008-03-01	11.25000000000000
2008-04-01	11.75000000000000
2008-05-01	11.75000000000000
2008-06-01	12.25000000000000
2008-07-01	13.00000000000000
2008-08-01	13.00000000000000
2008-09-01	13.75000000000000
2008-10-01	13.75000000000000
2008-11-01	13.75000000000000
2008-12-01	13.75000000000000
2009-01-01	12.75000000000000
2009-02-01	12.75000000000000
2009-03-01	11.25000000000000
2009-04-01	10.25000000000000
2009-05-01	10.25000000000000
2009-06-01	9.25000000000000
2009-07-01	8.75000000000000
2009-08-01	8.75000000000000
2009-09-01	8.75000000000000
2009-10-01	8.75000000000000
2009-11-01	8.75000000000000
2009-12-01	8.75000000000000
2010-01-01	8.75000000000000
2010-02-01	8.75000000000000
2010-03-01	8.75000000000000
2010-04-01	9.50000000000000
2010-05-01	9.50000000000000
2010-06-01	10.25000000000000
2010-07-01	10.75000000000000
2010-08-01	10.75000000000000
2010-09-01	10.75000000000000
2010-10-01	10.75000000000000
2010-11-01	10.75000000000000
2010-12-01	10.75000000000000
2011-01-01	11.25000000000000
2011-02-01	11.25000000000000
2011-03-01	11.75000000000000
2011-04-01	12.00000000000000
2011-05-01	12.00000000000000
2011-06-01	12.25000000000000
2011-07-01	12.50000000000000
2011-08-01	12.00000000000000
2011-09-01	12.00000000000000
2011-10-01	11.50000000000000
2011-11-01	11.50000000000000
2011-12-01	11.00000000000000
2012-01-01	10.69518142192260
2012-02-01	10.40000000000000
2012-03-01	9.82000589626213
2012-04-01	9.34938214921828
2012-05-01	8.87040378141664
2012-06-01	8.50000000000000
2012-07-01	8.00000000000000
2012-08-01	7.50000000000000
2012-09-01	7.50000000000000
2012-10-01	7.25000000000000
2012-11-01	7.25000000000000
2012-12-01	7.25000000000000
2013-01-01	7.25000000000000
2013-02-01	7.25000000000000
2013-03-01	7.25000000000000
2013-04-01	7.50000000000000
2013-05-01	8.00000000000000
2013-06-01	8.00000000000000
2013-07-01	8.50000000000000
2013-08-01	9.00000000000000
2013-09-01	9.00000000000000
2013-10-01	9.50000000000000
2013-11-01	10.00000000000000
2013-12-01	10.00000000000000
2014-01-01	10.50000000000000
2014-02-01	10.75000000000000
2014-03-01	10.75000000000000
2014-04-01	11.00000000000000
2014-05-01	11.00000000000000
2014-06-01	11.00000000000000
2014-07-01	11.00000000000000
2014-08-01	11.00000000000000
2014-09-01	11.00000000000000
2014-10-01	11.25000000000000
2014-11-01	11.25000000000000
2014-12-01	11.75000000000000
2015-01-01	12.25000000000000
2015-02-01	12.25000000000000
2015-03-01	12.75000000000000
2015-04-01	13.25000000000000
2015-05-01	13.25000000000000
2015-06-01	13.75000000000000
2015-07-01	14.25000000000000
2015-08-01	14.25000000000000
2015-09-01	14.25000000000000
2015-10-01	14.25000000000000
2015-11-01	14.25000000000000
2015-12-01	14.25000000000000
2016-01-01	14.25000000000000
2016-02-01	14.25000000000000
2016-03-01	14.25000000000000
2016-04-01	14.25000000000000
2016-05-01	14.25000000000000
2016-06-01	14.25000000000000
2016-07-01	14.25000000000000
2016-08-01	14.25000000000000
2016-09-01	14.25000000000000
2016-10-01	14.00000000000000
2016-11-01	14.00000000000000
2016-12-01	13.75000000000000
2017-01-01	13.00000000000000
2017-02-01	12.25000000000000
2017-03-01	12.25000000000000
2017-04-01	11.25000000000000
2017-05-01	11.25000000000000
2017-06-01	10.25000000000000
2017-07-01	9.25000000000000
2017-08-01	9.25000000000000
2017-09-01	8.25000000000000
2017-10-01	7.50000000000000
2017-11-01	7.50000000000000
2017-12-01	7.00000000000000
2018-01-01	6.75000000000000
2018-02-01	6.75000000000000
2018-03-01	6.50000000000000
2018-04-01	6.50000000000000
2018-05-01	6.50000000000000
2018-06-01	6.50000000000000
2018-07-01	6.50000000000000
2018-08-01	6.50000000000000
2018-09-01	6.50000000000000
2018-10-01	6.50000000000000