Month	Percent
1999-01-31	11.16
1999-02-28	11.05
1999-03-31	10.7
1999-04-30	10.75
1999-05-31	10.72
1999-06-30	10.62
1999-07-31	10.53
1999-08-31	10.45
1999-09-30	10.49
1999-10-31	10.48
1999-11-30	10.34
1999-12-31	10.4
2000-01-31	10.48
2000-02-29	10.84
2000-03-31	10.62
2000-04-30	10.72
2000-05-31	10.77
2000-06-30	10.79
2000-07-31	10.8
2000-08-31	10.89
2000-09-30	11.09
2000-10-31	10.91
2000-11-30	10.95
2000-12-31	10.81
2001-01-31	10.9
2001-02-28	10.82
2001-03-31	10.6
2001-04-30	10.61
2001-05-31	10.34
2001-06-30	10.43
2001-07-31	10.37
2001-08-31	10.3
2001-09-30	10.45
2001-10-31	10.39
2001-11-30	10.05
2001-12-31	9.92
2002-01-31	9.9
2002-02-28	9.81
2002-03-31	9.79
2002-04-30	9.75
2002-05-31	9.64
2002-06-30	9.52
2002-07-31	9.65
2002-08-31	9.66
2002-09-30	9.64
2002-10-31	9.57
2002-11-30	9.53
2002-12-31	9.56
2003-01-31	9.33
2003-02-28	9.29
2003-03-31	9.28
2003-04-30	9.24
2003-05-31	9.23
2003-06-30	9.23
2003-07-31	9.14
2003-08-31	9.09
2003-09-30	9.15
2003-10-31	9.16
2003-11-30	9.28
2003-12-31	9.37
2004-01-31	9.25
2004-02-29	9.36
2004-03-31	9.56
2004-04-30	9.63
2004-05-31	9.58
2004-06-30	9.59
2004-07-31	9.77
2004-08-31	9.85
2004-09-30	9.91
2004-10-31	9.98
2004-11-30	9.96
2004-12-31	9.81
2005-01-31	9.89
2005-02-28	9.84
2005-03-31	9.83
2005-04-30	9.84
2005-05-31	9.84
2005-06-30	9.83
2005-07-31	9.89
2005-08-31	9.84
2005-09-30	9.91
2005-10-31	9.82
2005-11-30	9.94
2005-12-31	9.93
2006-01-31	9.93
2006-02-28	9.89
2006-03-31	9.88
2006-04-30	9.83
2006-05-31	9.89
2006-06-30	9.86
2006-07-31	9.97
2006-08-31	9.94
2006-09-30	10.01
2006-10-31	9.96
2006-11-30	9.93
2006-12-31	9.93
2007-01-31	10.22
2007-02-28	10.18
2007-03-31	10.22
2007-04-30	10.16
2007-05-31	10.13
2007-06-30	10.34
2007-07-31	10.38
2007-08-31	10.49
2007-09-30	10.35
2007-10-31	10.32
2007-11-30	10.22
2007-12-31	10.01
2008-01-31	10.17
2008-02-29	10.17
2008-03-31	10.01
2008-04-30	10.13
2008-05-31	10.06
2008-06-30	10
2008-07-31	9.99
2008-08-31	9.99
2008-09-30	9.93
2008-10-31	9.86
2008-11-30	9.39
2008-12-31	8.72
2009-01-31	9.08
2009-02-28	8.77
2009-03-31	8.44
2009-04-30	8.48
2009-05-31	8.52
2009-06-30	8.51
2009-07-31	8.62
2009-08-31	8.56
2009-09-30	8.71
2009-10-31	8.45
2009-11-30	8.7
2009-12-31	7.74
2010-01-31	8.17
2010-02-28	8.14
2010-03-31	8.02
2010-04-30	8.13
2010-05-31	8.07
2010-06-30	8.15
2010-07-31	8.09
2010-08-31	8.28
2010-09-30	8.34
2010-10-31	8.21
2010-11-30	8.14
2010-12-31	8.18
2011-01-31	8.42
2011-02-28	8.39
2011-03-31	8.37
2011-04-30	8.34
2011-05-31	8.35
2011-06-30	8.28
2011-07-31	8.23
2011-08-31	8.31
2011-09-30	10.75
2011-10-31	10.78
2011-11-30	10.98
2011-12-31	10.7
2012-01-31	10.72
2012-02-29	10.36
2012-03-31	9.73
2012-04-30	9.96
2012-05-31	10.05
2012-06-30	9.93
2012-07-31	9.86
2012-08-31	10.09
2012-09-30	10.28
2012-10-31	10.26
2012-11-30	10.41
2012-12-31	10.26
2013-01-31	9.7
2013-02-28	9.67
2013-03-31	9.62
2013-04-30	9.61
2013-05-31	9.6
2013-06-30	9.6
2013-07-31	8.81
2013-08-31	8.84
2013-09-30	8.98
2013-10-31	8.99
2013-11-30	8.94
2013-12-31	8.93
2014-01-31	9.21
2014-02-28	9.27
2014-03-31	9.05
2014-04-30	9.05
2014-05-31	10.23
2014-06-30	9.43
2014-07-31	9.83
2014-08-31	9.89
2014-09-30	9.91
2014-10-31	10.04
2014-11-30	9.96
2014-12-31	9.93
2015-01-31	10.23
2015-02-28	10.04
2015-03-31	9.94
2015-04-30	9.86
2015-05-31	9.84
2015-06-30	9.96
2015-07-31	9.93
2015-08-31	9.94
2015-09-30	10.02
2015-10-31	10.01
2015-11-30	10.02
2015-12-31	10.17
2016-01-31	9.75
2016-02-29	9.9
2016-03-31	9.73
2016-04-30	9.88
2016-05-31	9.87
2016-06-30	10.02
2016-07-31	9.95
2016-08-31	10.05
2016-09-30	10.14
2016-10-31	10.16
2016-11-30	10.12
2016-12-31	10.03
2017-01-31	10.31
2017-02-28	10.75
2017-03-31	10.11
2017-04-30	9.96
2017-05-31	9.92
2017-06-30	10.08
2017-07-31	9.99
2017-08-31	9.96
2017-09-30	10.14
2017-10-31	10.04
2017-11-30	10.03
2017-12-31	9.76
2018-01-31	8.23
2018-02-28	8.18
2018-03-31	8.09
2018-04-30	8.14
2018-05-31	7.71
2018-06-30	7.82
2018-07-31	8.22
2018-08-31	8.32
2018-09-30	8.37
2018-10-31	8.31
2018-11-30	8.37
2018-12-31	8.2
2019-01-31	8.53
2019-02-28	9.01
2019-03-31	8.96
2019-04-30	8.98
2019-05-31	9.03
2019-06-30	9.06
2019-07-31	9.03
2019-08-31	9.02
2019-09-30	9.03
2019-10-31	8.98
2019-11-30	9.44
2019-12-31	9.24
2020-01-31	9.28
2020-02-29	9.14
2020-03-31	9.37
2020-04-30	9.22
2020-05-31	9.63
2020-06-30	9.5
2020-07-31	11.91
2020-08-31	15.88
2020-09-30	18.82
2020-10-31	18.17
2020-11-30	18.58
2020-12-31	18.64
2021-01-31	18.89
2021-02-28	18.45
2021-03-31	18.38
2021-04-30	18.24
2021-05-31	17.82
2021-06-30	18.7
2021-07-31	18.34
2021-08-31	18.6
2021-09-30	18.7
2021-10-31	18.67
2021-11-30	18.93
2021-12-31	18.68
2022-01-31	18.93
2022-02-28	18.8
2022-03-31	18.45
2022-04-30	18.31
2022-05-31	18.42
2022-06-30	18.49
2022-07-31	18.21
2022-08-31	18.77
2022-09-30	19.14
2022-10-31	19.05
2022-11-30	19.3
2022-12-31	18.17
2023-01-31	19.33
2023-02-28	19.74
2023-03-31	19.53
2023-04-30	20.59
2023-05-31	20.51
2023-06-30	20.46
2023-07-31	20.44
2023-08-31	20.81
2023-09-30	21.12
2023-10-31	20.91
2023-11-30	20.84
2023-12-31	20.41