Month Percent 2004-01-31 3.73 2004-02-29 3.84 2004-03-31 4.81 2004-04-30 4.47 2004-05-31 4.94 2004-06-30 5.12 2004-07-31 5.33 2004-08-31 5.12 2004-09-30 4.92 2004-10-31 4.73 2004-11-30 4.66 2004-12-31 4.37 2005-01-31 4.46 2005-02-28 4.82 2005-03-31 4.51 2005-04-30 4.94 2005-05-31 4.71 2005-06-30 5.22 2005-07-31 4.88 2005-08-31 4.71 2005-09-30 4.51 2005-10-31 5.05 2005-11-30 4.61 2005-12-31 4.47 2006-01-31 4.43 2006-02-28 4.54 2006-03-31 5.16 2006-04-30 5.38 2006-05-31 4.22 2006-06-30 4.6 2006-07-31 4.67 2006-08-31 4.82 2006-09-30 5.01 2006-10-31 4.06 2006-11-30 4.43 2006-12-31 3.74 2007-01-31 5.6 2007-02-28 5.79 2007-03-31 4.32 2007-04-30 5.59 2007-05-31 5.91 2007-06-30 5.78 2007-07-31 5.69 2007-08-31 6.15 2007-09-30 6.19 2007-10-31 5.81 2007-11-30 5.48 2007-12-31 5.86 2008-01-31 5.32 2008-02-29 5.23 2008-03-31 5.21 2008-04-30 6.35 2008-05-31 7.48 2008-06-30 6.27 2008-07-31 6.76 2008-08-31 6.44 2008-09-30 5.47 2008-10-31 5.02 2008-11-30 3.96 2008-12-31 3.67 2009-01-31 2.89 2009-02-28 2.26 2009-03-31 2.98 2009-04-30 2.3 2009-05-31 2.78 2009-06-30 2.67 2009-07-31 2.04 2009-08-31 2.86 2009-09-30 2.5 2009-10-31 2.52 2009-11-30 1.57 2009-12-31 0.8 2010-01-31 1.77 2010-02-28 2.42 2010-03-31 2.1 2010-04-30 1.88 2010-05-31 1.1 2010-06-30 2.17 2010-07-31 2.58 2010-08-31 1.61 2010-09-30 1.89 2010-10-31 2.87 2010-11-30 2.38 2010-12-31 2.56 2011-01-31 1.91 2011-02-28 2.54 2011-03-31 2.76 2011-04-30 2.18 2011-05-31 2.47 2011-06-30 2.49 2011-07-31 2.38 2011-08-31 2.56 2011-09-30 2.12 2011-10-31 2.64 2011-11-30 2.4 2011-12-31 2.49 2012-01-31 2.69 2012-02-29 2.46 2012-03-31 1.97 2012-04-30 2.55 2012-05-31 2.9 2012-06-30 2.88 2012-07-31 2.69 2012-08-31 2.59 2012-09-30 2.22 2012-10-31 1.39 2012-11-30 2.27 2012-12-31 2.13 2013-01-31 2 2013-02-28 1.84 2013-03-31 1.36 2013-04-30 0.96 2013-05-31 0.51 2013-06-30 1.05 2013-07-31 1.08 2013-08-31 1.17 2013-09-30 0.89 2013-10-31 0.95 2013-11-30 1.07 2013-12-31 0.95 2014-01-31 1.42 2014-02-28 1.14 2014-03-31 1.05 2014-04-30 0.72 2014-05-31 0.94 2014-06-30 1.4 2014-07-31 0.77 2014-08-31 1.31 2014-09-30 1.32 2014-10-31 1.18 2014-11-30 1.4 2014-12-31 1.16 2015-01-31 1.07 2015-02-28 1.22 2015-03-31 1.22 2015-04-30 0.88 2015-05-31 0.84 2015-06-30 0.9 2015-07-31 1.12 2015-08-31 1.13 2015-09-30 1 2015-10-31 1.16 2015-11-30 1.01 2015-12-31 0.94 2016-01-31 0.91 2016-02-29 1.46 2016-03-31 1.79 2016-04-30 1.54 2016-05-31 1.61 2016-06-30 1.03 2016-07-31 1.4 2016-08-31 1.54 2016-09-30 0.86 2016-10-31 1.37 2016-11-30 0.74 2016-12-31 1.05 2017-01-31 0.85 2017-02-28 0.92 2017-03-31 0.98 2017-04-30 1.02 2017-05-31 1.01 2017-06-30 0.82 2017-07-31 1.32 2017-08-31 0.75 2017-09-30 0.82 2017-10-31 1.17 2017-11-30 0.68 2017-12-31 0.85 2018-01-31 1.4 2018-02-28 0.75 2018-03-31 1.23 2018-04-30 1.27 2018-05-31 0.96 2018-06-30 0.95 2018-07-31 1.34 2018-08-31 1.18 2018-09-30 1.17 2018-10-31 1.4 2018-11-30 1.15 2018-12-31 2.12 2019-01-31 1.87 2019-02-28 1.1 2019-03-31 1.22 2019-04-30 1.28 2019-05-31 1.11 2019-06-30 1.09 2019-07-31 1.1 2019-08-31 1.38 2019-09-30 0.96 2019-10-31 0.99 2019-11-30 1.02 2019-12-31 1.1 2020-01-31 1.14 2020-02-29 1.02 2020-03-31 0.92 2020-04-30 1.38 2020-05-31 1.07 2020-06-30 0.91 2020-07-31 0.87 2020-08-31 0.64 2020-09-30 0.25 2020-10-31 1.01 2020-11-30 0.16 2020-12-31 0.27 2021-01-31 1.52 2021-02-28 0.25 2021-03-31 0.17 2021-04-30 0.06 2021-05-31 0.05 2021-06-30 0.07 2021-07-31 0.09 2021-08-31 0.03 2021-09-30 0.28 2021-10-31 0.27 2021-11-30 0.47 2021-12-31 0.15 2022-01-31 0.24 2022-02-28 1.01 2022-03-31 1.13 2022-04-30 1.87 2022-05-31 1.64 2022-06-30 2.24 2022-07-31 2.78 2022-08-31 2.99 2022-09-30 4.1 2022-10-31 4.03 2022-11-30 4.13 2022-12-31 4.26 2023-01-31 3.59 2023-02-28 3.5 2023-03-31 3.96 2023-04-30 4.11 2023-05-31 4.63 2023-06-30 4.64 2023-07-31 5.22 2023-08-31 5.12 2023-09-30 5.16 2023-10-31 5.04 2023-11-30 4.78 2023-12-31 5.03