Month Percent 2004-01-31 4.37 2004-02-29 4.19 2004-03-31 4.27 2004-04-30 4.29 2004-05-31 4.47 2004-06-30 4.87 2004-07-31 5.44 2004-08-31 5.25 2004-09-30 5.33 2004-10-31 5.34 2004-11-30 4.97 2004-12-31 4.85 2005-01-31 4.98 2005-02-28 4.71 2005-03-31 4.69 2005-04-30 4.7 2005-05-31 4.76 2005-06-30 4.42 2005-07-31 4.14 2005-08-31 4.2 2005-09-30 4.32 2005-10-31 4.51 2005-11-30 4.57 2005-12-31 4.49 2006-01-31 4.34 2006-02-28 4.51 2006-03-31 4.48 2006-04-30 3.97 2006-05-31 4.44 2006-06-30 4.77 2006-07-31 5.01 2006-08-31 5.18 2006-09-30 5.02 2006-10-31 4.93 2006-11-30 5.15 2006-12-31 5.1 2007-01-31 5.06 2007-02-28 5.28 2007-03-31 5.3 2007-04-30 5.68 2007-05-31 4.53 2007-06-30 5.62 2007-07-31 5.75 2007-08-31 5.94 2007-09-30 4.91 2007-10-31 5.8 2007-11-30 4.61 2007-12-31 5.13 2008-01-31 5.46 2008-02-29 5.31 2008-03-31 4.53 2008-04-30 5.69 2008-05-31 5.05 2008-06-30 5.47 2008-07-31 5.84 2008-08-31 6.16 2008-09-30 5.98 2008-10-31 3.7 2008-11-30 5.52 2008-12-31 3.4 2009-01-31 3.7 2009-02-28 3.43 2009-03-31 3.64 2009-04-30 3.62 2009-05-31 3.39 2009-06-30 3.99 2009-07-31 3.15 2009-08-31 3.97 2009-09-30 3.86 2009-10-31 4.3 2009-11-30 3.79 2009-12-31 4.03 2010-01-31 3.7 2010-02-28 3.97 2010-03-31 3.8 2010-04-30 3.76 2010-05-31 3.47 2010-06-30 3.68 2010-07-31 3.46 2010-08-31 3.46 2010-09-30 3.6 2010-10-31 3.4 2010-11-30 3.64 2010-12-31 3.45 2011-01-31 3.67 2011-02-28 3.5 2011-03-31 3.81 2011-04-30 3.58 2011-05-31 3.98 2011-06-30 3.76 2011-07-31 3.75 2011-08-31 3.59 2011-09-30 3.43 2011-10-31 3.58 2011-11-30 3.52 2011-12-31 3.56 2012-01-31 3.45 2012-02-29 3.56 2012-03-31 3.12 2012-04-30 3.46 2012-05-31 3.22 2012-06-30 3.51 2012-07-31 3.5 2012-08-31 3.56 2012-09-30 3.49 2012-10-31 3.15 2012-11-30 2.79 2012-12-31 2.58 2013-01-31 2.52 2013-02-28 2.72 2013-03-31 2.63 2013-04-30 2.44 2013-05-31 2.45 2013-06-30 2.54 2013-07-31 2.37 2013-08-31 2.32 2013-09-30 2.31 2013-10-31 2.3 2013-11-30 2.38 2013-12-31 2.29 2014-01-31 2.33 2014-02-28 2.22 2014-03-31 2.13 2014-04-30 2.07 2014-05-31 1.99 2014-06-30 2.08 2014-07-31 2.33 2014-08-31 2.23 2014-09-30 2.26 2014-10-31 2.28 2014-11-30 2.2 2014-12-31 2.2 2015-01-31 2.17 2015-02-28 2.07 2015-03-31 1.99 2015-04-30 2.01 2015-05-31 1.95 2015-06-30 1.97 2015-07-31 1.98 2015-08-31 2.07 2015-09-30 2.1 2015-10-31 2.17 2015-11-30 2.07 2015-12-31 2.03 2016-01-31 1.98 2016-02-29 1.92 2016-03-31 1.7 2016-04-30 1.69 2016-05-31 1.72 2016-06-30 1.62 2016-07-31 1.7 2016-08-31 1.58 2016-09-30 1.52 2016-10-31 1.35 2016-11-30 1.21 2016-12-31 1.23 2017-01-31 1.22 2017-02-28 1.19 2017-03-31 1.3 2017-04-30 1.4 2017-05-31 1.47 2017-06-30 1.55 2017-07-31 1.42 2017-08-31 1.64 2017-09-30 1.72 2017-10-31 1.74 2017-11-30 1.74 2017-12-31 1.59 2018-01-31 1.55 2018-02-28 1.47 2018-03-31 1.77 2018-04-30 1.81 2018-05-31 1.74 2018-06-30 1.7 2018-07-31 1.73 2018-08-31 1.89 2018-09-30 1.88 2018-10-31 1.8 2018-11-30 1.8 2018-12-31 1.79 2019-01-31 1.82 2019-02-28 1.78 2019-03-31 1.76 2019-04-30 1.72 2019-05-31 1.7 2019-06-30 1.62 2019-07-31 1.61 2019-08-31 1.57 2019-09-30 1.49 2019-10-31 1.54 2019-11-30 1.48 2019-12-31 1.28 2020-01-31 1.17 2020-02-29 1.4 2020-03-31 1.46 2020-04-30 1.28 2020-05-31 0.95 2020-06-30 0.97 2020-07-31 0.86 2020-08-31 0.8 2020-09-30 0.78 2020-10-31 0.95 2020-11-30 0.85 2020-12-31 0.84 2021-01-31 0.73 2021-02-28 0.67 2021-03-31 0.64 2021-04-30 0.59 2021-05-31 0.55 2021-06-30 0.48 2021-07-31 0.52 2021-08-31 0.52 2021-09-30 0.55 2021-10-31 0.58 2021-11-30 0.63 2021-12-31 0.66 2022-01-31 1.24 2022-02-28 1.18 2022-03-31 1.3 2022-04-30 1.58 2022-05-31 1.76 2022-06-30 2.3 2022-07-31 2.47 2022-08-31 2.46 2022-09-30 2.63 2022-10-31 3.55 2022-11-30 3.62 2022-12-31 3.97 2023-01-31 3.77 2023-02-28 3.35 2023-03-31 3.97 2023-04-30 4.05 2023-05-31 4.23 2023-06-30 4.63 2023-07-31 5.27 2023-08-31 5.15 2023-09-30 5.36 2023-10-31 5.23 2023-11-30 4.9 2023-12-31 4.62