Month Percent 2004-01-31 3.45 2004-02-29 3.7 2004-03-31 3.69 2004-04-30 3.78 2004-05-31 4.08 2004-06-30 4.18 2004-07-31 4.33 2004-08-31 4.46 2004-09-30 4.54 2004-10-31 4.52 2004-11-30 4.46 2004-12-31 4.44 2005-01-31 4.44 2005-02-28 4.47 2005-03-31 4.47 2005-04-30 4.49 2005-05-31 4.47 2005-06-30 4.46 2005-07-31 4.39 2005-08-31 4.16 2005-09-30 4.07 2005-10-31 4.09 2005-11-30 4.3 2005-12-31 4.22 2006-01-31 4.15 2006-02-28 4.12 2006-03-31 4.16 2006-04-30 4.18 2006-05-31 4.25 2006-06-30 4.31 2006-07-31 4.32 2006-08-31 4.47 2006-09-30 4.57 2006-10-31 4.58 2006-11-30 4.77 2006-12-31 4.81 2007-01-31 4.9 2007-02-28 5.01 2007-03-31 5.07 2007-04-30 5.07 2007-05-31 5.22 2007-06-30 5.34 2007-07-31 5.5 2007-08-31 5.72 2007-09-30 5.89 2007-10-31 5.59 2007-11-30 5.63 2007-12-31 5.85 2008-01-31 5.36 2008-02-29 5.29 2008-03-31 5.29 2008-04-30 5.37 2008-05-31 5.32 2008-06-30 5.32 2008-07-31 5.33 2008-08-31 5.27 2008-09-30 5.3 2008-10-31 5.56 2008-11-30 4.59 2008-12-31 2.92 2009-01-31 2.3 2009-02-28 1.99 2009-03-31 2.09 2009-04-30 2.11 2009-05-31 2.1 2009-06-30 2.44 2009-07-31 2.43 2009-08-31 2.57 2009-09-30 2.55 2009-10-31 2.77 2009-11-30 2.57 2009-12-31 2.4 2010-01-31 2.36 2010-02-28 2.49 2010-03-31 2.5 2010-04-30 2.39 2010-05-31 2.26 2010-06-30 2.28 2010-07-31 2.27 2010-08-31 2.3 2010-09-30 2.27 2010-10-31 2.49 2010-11-30 2.44 2010-12-31 2.24 2011-01-31 2.39 2011-02-28 2.45 2011-03-31 2.69 2011-04-30 2.69 2011-05-31 2.89 2011-06-30 2.92 2011-07-31 2.88 2011-08-31 2.78 2011-09-30 2.76 2011-10-31 2.88 2011-11-30 2.89 2011-12-31 2.93 2012-01-31 2.92 2012-02-29 2.91 2012-03-31 2.68 2012-04-30 3.22 2012-05-31 3.2 2012-06-30 3.1 2012-07-31 3.11 2012-08-31 3.01 2012-09-30 2.75 2012-10-31 2.52 2012-11-30 2.31 2012-12-31 2.11 2013-01-31 2.14 2013-02-28 2.17 2013-03-31 2.07 2013-04-30 2.19 2013-05-31 1.97 2013-06-30 1.8 2013-07-31 1.75 2013-08-31 1.68 2013-09-30 1.68 2013-10-31 1.69 2013-11-30 1.67 2013-12-31 1.58 2014-01-31 1.56 2014-02-28 1.53 2014-03-31 1.56 2014-04-30 1.68 2014-05-31 1.79 2014-06-30 1.57 2014-07-31 1.65 2014-08-31 1.57 2014-09-30 1.52 2014-10-31 1.55 2014-11-30 1.54 2014-12-31 1.5 2015-01-31 1.47 2015-02-28 1.5 2015-03-31 1.49 2015-04-30 1.63 2015-05-31 1.62 2015-06-30 1.44 2015-07-31 1.51 2015-08-31 1.53 2015-09-30 1.51 2015-10-31 1.55 2015-11-30 1.48 2015-12-31 1.32 2016-01-31 1.36 2016-02-29 1.32 2016-03-31 1.26 2016-04-30 1.3 2016-05-31 1.27 2016-06-30 1.19 2016-07-31 1.22 2016-08-31 1.11 2016-09-30 1 2016-10-31 0.91 2016-11-30 0.8 2016-12-31 0.8 2017-01-31 0.79 2017-02-28 0.8 2017-03-31 0.81 2017-04-30 0.89 2017-05-31 0.86 2017-06-30 0.88 2017-07-31 0.92 2017-08-31 1.03 2017-09-30 1.1 2017-10-31 1.14 2017-11-30 1.12 2017-12-31 1 2018-01-31 1 2018-02-28 0.96 2018-03-31 1.09 2018-04-30 1.1 2018-05-31 1.04 2018-06-30 1.12 2018-07-31 1.1 2018-08-31 1.16 2018-09-30 1.17 2018-10-31 1.26 2018-11-30 1.21 2018-12-31 1.16 2019-01-31 1.18 2019-02-28 1.23 2019-03-31 1.4 2019-04-30 1.41 2019-05-31 1.21 2019-06-30 1.16 2019-07-31 1.13 2019-08-31 1.1 2019-09-30 1.06 2019-10-31 1.13 2019-11-30 1.1 2019-12-31 0.96 2020-01-31 1.03 2020-02-29 1.02 2020-03-31 1.11 2020-04-30 0.97 2020-05-31 0.85 2020-06-30 0.71 2020-07-31 0.54 2020-08-31 0.48 2020-09-30 0.44 2020-10-31 0.52 2020-11-30 0.48 2020-12-31 0.41 2021-01-31 0.4 2021-02-28 0.33 2021-03-31 0.48 2021-04-30 0.46 2021-05-31 0.32 2021-06-30 0.31 2021-07-31 0.29 2021-08-31 0.28 2021-09-30 0.29 2021-10-31 0.35 2021-11-30 0.36 2021-12-31 0.34 2022-01-31 0.65 2022-02-28 0.75 2022-03-31 0.91 2022-04-30 1.08 2022-05-31 1.24 2022-06-30 1.57 2022-07-31 1.72 2022-08-31 1.93 2022-09-30 2.47 2022-10-31 3.25 2022-11-30 3.27 2022-12-31 3.32 2023-01-31 3.5 2023-02-28 3.62 2023-03-31 3.62 2023-04-30 3.83 2023-05-31 3.94 2023-06-30 4.28 2023-07-31 4.94 2023-08-31 5.12 2023-09-30 5.2 2023-10-31 5.26 2023-11-30 5.05 2023-12-31 4.79