Month	Percent
1996-01-01	9.91
1996-02-01	10.66
1996-03-01	12.46
1996-04-01	16.08
1996-05-01	19.93
1996-06-01	18.55
1996-07-01	14.14
1996-08-01	11.60
1996-09-01	12.46
1996-10-01	13.66
1996-11-01	16.33
1996-12-01	13.70
1997-01-01	12.55
1997-02-01	13.86
1997-03-01	16.76
1997-04-01	12.78
1997-05-01	10.87
1997-06-01	9.71
1997-07-01	9.31
1997-08-01	13.07
1997-09-01	12.56
1997-10-01	16.49
1997-11-01	21.83
1997-12-01	12.13
1998-01-01	20.26
1998-02-01	16.66
1998-03-01	9.75
1998-04-01	12.27
1998-05-01	13.67
1998-06-01	17.89
1998-07-01	20.26
1998-08-01	18.21
1998-09-01	30.79
1998-10-01	18.52
1998-11-01	19.67
1998-12-01	11.99
1999-01-01	12.94
1999-02-01	6.25
1999-03-01	6.84
1999-04-01	12.81
1999-05-01	11.77
1999-06-01	7.71
1999-07-01	6.15
1999-08-01	6.14
1999-09-01	7.22
1999-10-01	7.44
1999-11-01	9.48
1999-12-01	7.92
2000-01-01	8.39
2000-02-01	8.20
2000-03-01	11.64
2000-04-01	14.24
2000-05-01	12.42
2000-06-01	9.14
2000-07-01	7.95
2000-08-01	6.92
2000-09-01	8.21
2000-10-01	11.66
2000-11-01	12.73
2000-12-01	9.69
2001-01-01	6.63
2001-02-01	7.85
2001-03-01	2.57
2001-04-01	7.76
2001-05-01	10.01
2001-06-01	8.96
2001-07-01	5.43
2001-08-01	6.01
2001-09-01	6.50
2001-10-01	6.64
2001-11-01	6.50
2001-12-01	6.62
2002-01-01	6.21
2002-02-01	6.02
2002-03-01	5.03
2002-04-01	4.74
2002-05-01	4.29
2002-06-01	3.99
2002-07-01	3.54
2002-08-01	3.08
2002-09-01	3.00
2002-10-01	2.99
2002-11-01	3.00
2002-12-01	3.03
2003-01-01	2.81
2003-02-01	2.76
2003-03-01	2.67
2003-04-01	2.74
2003-05-01	2.75
2003-06-01	2.73
2003-07-01	2.75
2003-08-01	2.75
2003-09-01	2.74
2003-10-01	2.75
2003-11-01	2.75
2003-12-01	2.45
2004-01-01	1.87
2004-02-01	1.74
2004-03-01	1.72
2004-04-01	1.73
2004-05-01	1.75
2004-06-01	1.76
2004-07-01	1.74
2004-08-01	1.72
2004-09-01	1.94
2004-10-01	2.02
2004-11-01	2.17
2004-12-01	2.37
2005-01-01	2.44
2005-02-01	2.68
2005-03-01	2.82
2005-04-01	3.08
2005-05-01	3.27
2005-06-01	3.27
2005-07-01	3.42
2005-08-01	3.67
2005-09-01	3.98
2005-10-01	4.17
2005-11-01	4.37
2005-12-01	4.53
2006-01-01	4.56
2006-02-01	4.55
2006-03-01	4.67
2006-04-01	4.80
2006-05-01	5.06
2006-06-01	5.03
2006-07-01	5.12
2006-08-01	5.26
2006-09-01	5.32
2006-10-01	5.29
2006-11-01	5.24
2006-12-01	5.36
2007-01-01	5.16
2007-02-01	5.04
2007-03-01	5.05
2007-04-01	5.07
2007-05-01	5.07
2007-06-01	5.10
2007-07-01	5.17
2007-08-01	5.47
2007-09-01	5.72
2007-10-01	5.75
2007-11-01	5.76
2007-12-01	5.93
2008-01-01	6.15
2008-02-01	6.25
2008-03-01	6.27
2008-04-01	6.27
2008-05-01	6.30
2008-06-01	6.59
2008-07-01	7.08
2008-08-01	7.49
2008-09-01	8.17
2008-10-01	8.26
2008-11-01	8.22
2008-12-01	8.24
2009-01-01	7.41
2009-02-01	5.83
2009-03-01	3.24
2009-04-01	1.89
2009-05-01	1.31
2009-06-01	1.01
2009-07-01	0.53
2009-08-01	0.41
2009-09-01	0.45
2009-10-01	0.41
2009-11-01	0.43
2009-12-01	0.45
2010-01-01	0.43
2010-02-01	0.42
2010-03-01	0.43
2010-04-01	0.43
2010-05-01	0.43
2010-06-01	0.68
2010-07-01	1.23
2010-08-01	1.81
2010-09-01	2.24
2010-10-01	2.70
2010-11-01	2.89
2010-12-01	3.13
2011-01-01	3.25
2011-02-01	3.33
2011-03-01	3.73
2011-04-01	4.30
2011-05-01	4.79
2011-06-01	5.12
2011-07-01	5.24
2011-08-01	5.26
2011-09-01	5.24
2011-10-01	5.25
2011-11-01	5.25
2011-12-01	5.23
2012-01-01	5.05
2012-02-01	4.98
2012-03-01	5.00
2012-04-01	5.00
2012-05-01	5.02
2012-06-01	5.02
2012-07-01	4.99
2012-08-01	4.97
2012-09-01	5.02
2012-10-01	5.02
2012-11-01	5.01
2012-12-01	4.99
2013-01-01	5.00
2013-02-01	5.01
2013-03-01	5.00
2013-04-01	5.00
2013-05-01	5.02
2013-06-01	5.00
2013-07-01	5.03
2013-08-01	5.00
2013-09-01	5.00
2013-10-01	4.90
2013-11-01	4.65
2013-12-01	4.50
2014-01-01	4.49
2014-02-01	4.40
2014-03-01	4.11
2014-04-01	4.00
2014-05-01	4.00
2014-06-01	4.00
2014-07-01	3.88
2014-08-01	3.63
2014-09-01	3.35
2014-10-01	3.15
2014-11-01	3.01
2014-12-01	3.00
2015-01-01	3.00
2015-02-01	3.00
2015-03-01	3.00
2015-04-01	3.00
2015-05-01	3.00
2015-06-01	3.00
2015-07-01	3.00
2015-08-01	3.00
2015-09-01	3.00
2015-10-01	3.13
2015-11-01	3.25
2015-12-01	3.35
2016-01-01	3.50
2016-02-01	3.50
2016-03-01	3.50
2016-04-01	3.50
2016-05-01	3.50
2016-06-01	3.50
2016-07-01	3.50
2016-08-01	3.50
2016-09-01	3.50
2016-10-01	3.50
2016-11-01	3.50
2016-12-01	3.48
2017-01-01	3.38
2017-02-01	3.20
2017-03-01	3.14
2017-04-01	2.87
2017-05-01	2.65
2017-06-01	2.50
2017-07-01	2.50
2017-08-01	2.50
2017-09-01	2.50
2017-10-01	2.50
2017-11-01	2.50
2017-12-01	2.50
2018-01-01	2.50
2018-02-01	2.49
2018-03-01	2.50
2018-04-01	2.48
2018-05-01	2.50
2018-06-01	2.50
2018-07-01	2.50
2018-08-01	2.50
2018-09-01	2.50