Month	Percent
2004-01-31	4.42
2004-02-29	4.53
2004-03-31	4.62
2004-04-30	4.55
2004-05-31	4.71
2004-06-30	4.91
2004-07-31	5.12
2004-08-31	5.21
2004-09-30	5.35
2004-10-31	5.34
2004-11-30	5.34
2004-12-31	5.35
2005-01-31	5.31
2005-02-28	5.33
2005-03-31	5.33
2005-04-30	5.34
2005-05-31	5.34
2005-06-30	5.34
2005-07-31	5.27
2005-08-31	5.14
2005-09-30	4.97
2005-10-31	4.93
2005-11-30	4.9
2005-12-31	4.89
2006-01-31	4.94
2006-02-28	4.98
2006-03-31	4.97
2006-04-30	4.97
2006-05-31	4.95
2006-06-30	4.94
2006-07-31	4.97
2006-08-31	5.09
2006-09-30	5.16
2006-10-31	5.17
2006-11-30	5.21
2006-12-31	5.25
2007-01-31	5.34
2007-02-28	5.43
2007-03-31	5.43
2007-04-30	5.47
2007-05-31	5.52
2007-06-30	5.59
2007-07-31	5.71
2007-08-31	5.88
2007-09-30	5.94
2007-10-31	5.96
2007-11-30	6.02
2007-12-31	5.95
2008-01-31	5.92
2008-02-29	5.86
2008-03-31	5.82
2008-04-30	5.77
2008-05-31	5.8
2008-06-30	5.91
2008-07-31	6.02
2008-08-31	6.09
2008-09-30	6.09
2008-10-31	5.89
2008-11-30	5.25
2008-12-31	4.58
2009-01-31	4.14
2009-02-28	4.22
2009-03-31	4.08
2009-04-30	4.18
2009-05-31	4.27
2009-06-30	4.24
2009-07-31	4.23
2009-08-31	4.34
2009-09-30	4.3
2009-10-31	4.28
2009-11-30	4.13
2009-12-31	4.06
2010-01-31	3.9
2010-02-28	3.83
2010-03-31	3.86
2010-04-30	3.89
2010-05-31	3.86
2010-06-30	3.86
2010-07-31	3.84
2010-08-31	3.78
2010-09-30	3.79
2010-10-31	3.75
2010-11-30	3.67
2010-12-31	3.64
2011-01-31	3.54
2011-02-28	3.62
2011-03-31	3.7
2011-04-30	3.84
2011-05-31	3.85
2011-06-30	3.85
2011-07-31	3.69
2011-08-31	3.58
2011-09-30	3.5
2011-10-31	3.47
2011-11-30	3.39
2011-12-31	3.46
2012-01-31	3.4
2012-02-29	3.5
2012-03-31	3.64
2012-04-30	3.63
2012-05-31	3.74
2012-06-30	3.82
2012-07-31	3.82
2012-08-31	3.84
2012-09-30	3.76
2012-10-31	3.74
2012-11-30	3.72
2012-12-31	3.66
2013-01-31	3.53
2013-02-28	3.5
2013-03-31	3.43
2013-04-30	3.31
2013-05-31	3.27
2013-06-30	3.23
2013-07-31	3.17
2013-08-31	3.16
2013-09-30	3.09
2013-10-31	3.04
2013-11-30	3.05
2013-12-31	3.06
2014-01-31	3.01
2014-02-28	3.05
2014-03-31	3.07
2014-04-30	3.07
2014-05-31	3.13
2014-06-30	3.15
2014-07-31	3.2
2014-08-31	3.21
2014-09-30	3.22
2014-10-31	3.18
2014-11-30	3.1
2014-12-31	3
2015-01-31	2.81
2015-02-28	2.78
2015-03-31	2.68
2015-04-30	2.64
2015-05-31	2.59
2015-06-30	2.56
2015-07-31	2.57
2015-08-31	2.57
2015-09-30	2.57
2015-10-31	2.52
2015-11-30	2.55
2015-12-31	2.55
2016-01-31	2.49
2016-02-29	2.51
2016-03-31	2.49
2016-04-30	2.41
2016-05-31	2.41
2016-06-30	2.41
2016-07-31	2.31
2016-08-31	2.31
2016-09-30	2.27
2016-10-31	2.16
2016-11-30	2.17
2016-12-31	2.15
2017-01-31	2.05
2017-02-28	2.1
2017-03-31	2.11
2017-04-30	2.04
2017-05-31	2.06
2017-06-30	2.06
2017-07-31	1.96
2017-08-31	2
2017-09-30	1.99
2017-10-31	1.92
2017-11-30	1.99
2017-12-31	2.02
2018-01-31	2.04
2018-02-28	2.06
2018-03-31	2.07
2018-04-30	2.11
2018-05-31	2.12
2018-06-30	2.13
2018-07-31	2.11
2018-08-31	2.12
2018-09-30	2.12
2018-10-31	2.13
2018-11-30	2.14
2018-12-31	2.15
2019-01-31	2.11
2019-02-28	2.1
2019-03-31	2.13
2019-04-30	2.11
2019-05-31	2.09
2019-06-30	2.03
2019-07-31	2.06
2019-08-31	2.06
2019-09-30	2.02
2019-10-31	1.98
2019-11-30	1.88
2019-12-31	1.89
2020-01-31	1.87
2020-02-29	1.82
2020-03-31	1.84
2020-04-30	1.77
2020-05-31	1.74
2020-06-30	1.79
2020-07-31	1.75
2020-08-31	1.73
2020-09-30	1.75
2020-10-31	1.8
2020-11-30	1.84
2020-12-31	1.91
2021-01-31	1.85
2021-02-28	1.92
2021-03-31	1.96
2021-04-30	1.89
2021-05-31	1.91
2021-06-30	1.95
2021-07-31	1.84
2021-08-31	1.83
2021-09-30	1.79
2021-10-31	1.6
2021-11-30	1.51
2021-12-31	1.59
2022-01-31	1.59
2022-02-28	1.6
2022-03-31	1.74
2022-04-30	1.83
2022-05-31	1.96
2022-06-30	2.16
2022-07-31	2.33
2022-08-31	2.56
2022-09-30	2.85
2022-10-31	3.1
2022-11-30	3.36
2022-12-31	3.68
2023-01-31	3.89
2023-02-28	4.26
2023-03-31	4.44
2023-04-30	4.48
2023-05-31	4.57
2023-06-30	4.64
2023-07-31	4.67
2023-08-31	4.84
2023-09-30	5.03
2023-10-31	5.27
2023-11-30	5.37
2023-12-31	5.29
