Month Percent 2004-01-31 4.87 2004-02-29 4.9 2004-03-31 4.91 2004-04-30 4.92 2004-05-31 4.92 2004-06-30 4.94 2004-07-31 4.96 2004-08-31 5.01 2004-09-30 5.02 2004-10-31 5.01 2004-11-30 5.04 2004-12-31 5.06 2005-01-31 5.07 2005-02-28 5.11 2005-03-31 5.11 2005-04-30 5.11 2005-05-31 5.12 2005-06-30 5.13 2005-07-31 5.17 2005-08-31 5.17 2005-09-30 5.21 2005-10-31 5.17 2005-11-30 5.17 2005-12-31 5.15 2006-01-31 5.12 2006-02-28 5.12 2006-03-31 5.08 2006-04-30 5.08 2006-05-31 5.07 2006-06-30 5.07 2006-07-31 5.06 2006-08-31 5.07 2006-09-30 5.08 2006-10-31 5.06 2006-11-30 5.08 2006-12-31 5.08 2007-01-31 5.07 2007-02-28 5.12 2007-03-31 5.11 2007-04-30 5.13 2007-05-31 5.16 2007-06-30 5.22 2007-07-31 5.21 2007-08-31 5.25 2007-09-30 5.24 2007-10-31 5.29 2007-11-30 5.34 2007-12-31 5.36 2008-01-31 5.4 2008-02-29 5.44 2008-03-31 5.48 2008-04-30 5.5 2008-05-31 5.53 2008-06-30 5.57 2008-07-31 5.6 2008-08-31 5.64 2008-09-30 5.68 2008-10-31 5.7 2008-11-30 5.73 2008-12-31 5.73 2009-01-31 5.72 2009-02-28 5.73 2009-03-31 5.7 2009-04-30 5.71 2009-05-31 5.64 2009-06-30 5.65 2009-07-31 5.59 2009-08-31 5.55 2009-09-30 5.53 2009-10-31 5.47 2009-11-30 5.46 2009-12-31 5.42 2010-01-31 5.39 2010-02-28 5.38 2010-03-31 5.35 2010-04-30 5.33 2010-05-31 5.32 2010-06-30 5.3 2010-07-31 5.26 2010-08-31 5.24 2010-09-30 5.21 2010-10-31 5.18 2010-11-30 5.17 2010-12-31 5.13 2011-01-31 5.11 2011-02-28 5.11 2011-03-31 5.09 2011-04-30 5.06 2011-05-31 5.04 2011-06-30 5.03 2011-07-31 5 2011-08-31 4.97 2011-09-30 4.95 2011-10-31 4.91 2011-11-30 4.86 2011-12-31 4.82 2012-01-31 4.79 2012-02-29 4.76 2012-03-31 4.72 2012-04-30 4.68 2012-05-31 4.65 2012-06-30 4.63 2012-07-31 4.6 2012-08-31 4.58 2012-09-30 4.56 2012-10-31 4.52 2012-11-30 4.5 2012-12-31 4.46 2013-01-31 4.42 2013-02-28 4.39 2013-03-31 4.35 2013-04-30 4.29 2013-05-31 4.27 2013-06-30 4.23 2013-07-31 4.16 2013-08-31 4.11 2013-09-30 4.04 2013-10-31 3.98 2013-11-30 3.93 2013-12-31 3.87 2014-01-31 3.83 2014-02-28 3.8 2014-03-31 3.76 2014-04-30 3.71 2014-05-31 3.67 2014-06-30 3.64 2014-07-31 3.6 2014-08-31 3.57 2014-09-30 3.54 2014-10-31 3.51 2014-11-30 3.5 2014-12-31 3.47 2015-01-31 3.46 2015-02-28 3.43 2015-03-31 3.4 2015-04-30 3.37 2015-05-31 3.34 2015-06-30 3.3 2015-07-31 3.27 2015-08-31 3.24 2015-09-30 3.2 2015-10-31 3.17 2015-11-30 3.14 2015-12-31 3.11 2016-01-31 3.04 2016-02-29 3.02 2016-03-31 2.99 2016-04-30 2.96 2016-05-31 2.94 2016-06-30 2.92 2016-07-31 2.88 2016-08-31 2.85 2016-09-30 2.83 2016-10-31 2.79 2016-11-30 2.76 2016-12-31 2.73 2017-01-31 2.7 2017-02-28 2.68 2017-03-31 2.65 2017-04-30 2.63 2017-05-31 2.6 2017-06-30 2.57 2017-07-31 2.54 2017-08-31 2.51 2017-09-30 2.49 2017-10-31 2.45 2017-11-30 2.44 2017-12-31 2.41 2018-01-31 2.37 2018-02-28 2.36 2018-03-31 2.35 2018-04-30 2.33 2018-05-31 2.31 2018-06-30 2.3 2018-07-31 2.29 2018-08-31 2.27 2018-09-30 2.27 2018-10-31 2.26 2018-11-30 2.25 2018-12-31 2.24 2019-01-31 2.23 2019-02-28 2.24 2019-03-31 2.23 2019-04-30 2.22 2019-05-31 2.22 2019-06-30 2.21 2019-07-31 2.21 2019-08-31 2.2 2019-09-30 2.19 2019-10-31 2.18 2019-11-30 2.19 2019-12-31 2.17 2020-01-31 2.17 2020-02-29 2.16 2020-03-31 2.15 2020-04-30 2.14 2020-05-31 2.14 2020-06-30 2.13 2020-07-31 2.11 2020-08-31 2.1 2020-09-30 2.09 2020-10-31 2.07 2020-11-30 2.06 2020-12-31 2.05 2021-01-31 2.03 2021-02-28 2.03 2021-03-31 2.02 2021-04-30 2.02 2021-05-31 2.01 2021-06-30 2 2021-07-31 2 2021-08-31 1.99 2021-09-30 1.98 2021-10-31 1.97 2021-11-30 1.95 2021-12-31 1.94 2022-01-31 1.92 2022-02-28 1.92 2022-03-31 1.91 2022-04-30 1.91 2022-05-31 1.91 2022-06-30 1.92 2022-07-31 1.93 2022-08-31 1.95 2022-09-30 1.98 2022-10-31 2.03 2022-11-30 2.08 2022-12-31 2.14 2023-01-31 2.17 2023-02-28 2.22 2023-03-31 2.27 2023-04-30 2.3 2023-05-31 2.35 2023-06-30 2.44 2023-07-31 2.5 2023-08-31 2.56 2023-09-30 2.64 2023-10-31 2.71 2023-11-30 2.78 2023-12-31 2.86