Month Percent 2004-01-31 8.48 2004-02-29 7.07 2004-03-31 7.12 2004-04-30 6.85 2004-05-31 6.78 2004-06-30 7.23 2004-07-31 7.22 2004-08-31 7.29 2004-09-30 7.27 2004-10-31 7.47 2004-11-30 7.38 2004-12-31 7.19 2005-01-31 7.52 2005-02-28 7.44 2005-03-31 7.54 2005-04-30 7.37 2005-05-31 7.38 2005-06-30 7.39 2005-07-31 7.31 2005-08-31 7.23 2005-09-30 7.25 2005-10-31 7.2 2005-11-30 7.35 2005-12-31 7.02 2006-01-31 7.05 2006-02-28 6.7 2006-03-31 6.67 2006-04-30 6.14 2006-05-31 6.14 2006-06-30 6.63 2006-07-31 6.16 2006-08-31 6.53 2006-09-30 6.56 2006-10-31 6.33 2006-11-30 7.48 2006-12-31 6.33 2007-01-31 7.54 2007-02-28 7.75 2007-03-31 7.2 2007-04-30 7.69 2007-05-31 7.87 2007-06-30 7.73 2007-07-31 7.85 2007-08-31 8.14 2007-09-30 7.92 2007-10-31 8 2007-11-30 8.12 2007-12-31 7.87 2008-01-31 7.89 2008-02-29 7.4 2008-03-31 7.33 2008-04-30 7.14 2008-05-31 6.94 2008-06-30 7.08 2008-07-31 7.11 2008-08-31 7.12 2008-09-30 6.89 2008-10-31 6.92 2008-11-30 5.52 2008-12-31 4.85 2009-01-31 4.7 2009-02-28 4.12 2009-03-31 3.66 2009-04-30 3.46 2009-05-31 3.4 2009-06-30 3.33 2009-07-31 3.22 2009-08-31 3.21 2009-09-30 4.14 2009-10-31 3.07 2009-11-30 3.05 2009-12-31 3.01 2010-01-31 2.92 2010-02-28 2.99 2010-03-31 3.07 2010-04-30 3.01 2010-05-31 3.04 2010-06-30 3.03 2010-07-31 3.12 2010-08-31 3.07 2010-09-30 3.08 2010-10-31 3.1 2010-11-30 3.19 2010-12-31 3.07 2011-01-31 3.16 2011-02-28 3.18 2011-03-31 3.22 2011-04-30 3.17 2011-05-31 3.16 2011-06-30 3.25 2011-07-31 3.27 2011-08-31 3.37 2011-09-30 3.27 2011-10-31 3.21 2011-11-30 3.32 2011-12-31 3.25 2012-01-31 3.46 2012-02-29 3.51 2012-03-31 3.49 2012-04-30 3.45 2012-05-31 3.51 2012-06-30 3.4 2012-07-31 3.45 2012-08-31 3.38 2012-09-30 3.26 2012-10-31 3.33 2012-11-30 3.27 2012-12-31 3.34 2013-01-31 4.21 2013-02-28 4.44 2013-03-31 3.56 2013-04-30 3.75 2013-05-31 4.2 2013-06-30 3.76 2013-07-31 3.87 2013-08-31 3.95 2013-09-30 4.07 2013-10-31 3.89 2013-11-30 3.9 2013-12-31 3.71 2014-01-31 3.83 2014-02-28 3.84 2014-03-31 3.64 2014-04-30 3.47 2014-05-31 3.32 2014-06-30 3.44 2014-07-31 3.47 2014-08-31 3.68 2014-09-30 3.64 2014-10-31 3.28 2014-11-30 3.4 2014-12-31 3.55 2015-01-31 3.21 2015-02-28 3.15 2015-03-31 3.61 2015-04-30 3.38 2015-05-31 3.55 2015-06-30 3.5 2015-07-31 3.34 2015-08-31 3.39 2015-09-30 3.41 2015-10-31 3.41 2015-11-30 3.2 2015-12-31 3.35 2016-01-31 3.05 2016-02-29 3.19 2016-03-31 3.07 2016-04-30 3.1 2016-05-31 2.96 2016-06-30 2.9 2016-07-31 2.88 2016-08-31 2.89 2016-09-30 2.71 2016-10-31 2.8 2016-11-30 2.79 2016-12-31 2.75 2017-01-31 2.79 2017-02-28 2.73 2017-03-31 2.91 2017-04-30 2.95 2017-05-31 2.72 2017-06-30 2.87 2017-07-31 2.84 2017-08-31 2.96 2017-09-30 2.84 2017-10-31 2.92 2017-11-30 3.16 2017-12-31 2.94 2018-01-31 3.14 2018-02-28 3.3 2018-03-31 3.32 2018-04-30 3.31 2018-05-31 2.9 2018-06-30 3.05 2018-07-31 3.08 2018-08-31 3.46 2018-09-30 3.33 2018-10-31 3.3 2018-11-30 3.57 2018-12-31 3.54 2019-01-31 3.49 2019-02-28 3.11 2019-03-31 3.03 2019-04-30 3.53 2019-05-31 4.16 2019-06-30 3.55 2019-07-31 3.41 2019-08-31 3.2 2019-09-30 3.3 2019-10-31 3.71 2019-11-30 3.43 2019-12-31 3.24 2020-01-31 3.13 2020-02-29 3.88 2020-03-31 3.55 2020-04-30 2.7 2020-05-31 0.43 2020-06-30 0.59 2020-07-31 0.89 2020-08-31 1.26 2020-09-30 1.35 2020-10-31 1.82 2020-11-30 1.84 2020-12-31 1.92 2021-01-31 1.81 2021-02-28 2.33 2021-03-31 2.19 2021-04-30 2.44 2021-05-31 2.73 2021-06-30 2 2021-07-31 2.53 2021-08-31 2.2 2021-09-30 2.75 2021-10-31 2.77 2021-11-30 2.99 2021-12-31 2.52 2022-01-31 2.78 2022-02-28 3.6 2022-03-31 3.66 2022-04-30 3.61 2022-05-31 4.02 2022-06-30 4.13 2022-07-31 3.53 2022-08-31 4.15 2022-09-30 4.77 2022-10-31 4.94 2022-11-30 5.12 2022-12-31 5.05 2023-01-31 5.55 2023-02-28 5.19 2023-03-31 3.94 2023-04-30 6.45 2023-05-31 6.72 2023-06-30 6.84 2023-07-31 6.36 2023-08-31 6.55 2023-09-30 4.98 2023-10-31 6.04 2023-11-30 7.07 2023-12-31 7.29