Month Percent 2004-01-31 9.5 2004-02-29 9.44 2004-03-31 9.38 2004-04-30 9.71 2004-05-31 9.77 2004-06-30 9.59 2004-07-31 9.72 2004-08-31 9.65 2004-09-30 9.51 2004-10-31 9.38 2004-11-30 9.41 2004-12-31 9.42 2005-01-31 9.34 2005-02-28 9.51 2005-03-31 9.15 2005-04-30 9.39 2005-05-31 9.23 2005-06-30 8.94 2005-07-31 8.96 2005-08-31 8.96 2005-09-30 8.81 2005-10-31 8.7 2005-11-30 8.62 2005-12-31 8.46 2006-01-31 8.6 2006-02-28 8.53 2006-03-31 8.13 2006-04-30 8.27 2006-05-31 8.29 2006-06-30 8.36 2006-07-31 8.09 2006-08-31 8.13 2006-09-30 7.7 2006-10-31 8.12 2006-11-30 8.13 2006-12-31 8.19 2007-01-31 8.27 2007-02-28 8.39 2007-03-31 8.18 2007-04-30 8.61 2007-05-31 9 2007-06-30 9.03 2007-07-31 9.09 2007-08-31 9.41 2007-09-30 9.68 2007-10-31 9.6 2007-11-30 9.67 2007-12-31 9.67 2008-01-31 9.56 2008-02-29 9.47 2008-03-31 9.77 2008-04-30 9.74 2008-05-31 9.98 2008-06-30 10.19 2008-07-31 9.68 2008-08-31 10.73 2008-09-30 10.35 2008-10-31 9.79 2008-11-30 10.23 2008-12-31 9.76 2009-01-31 9.81 2009-02-28 9.87 2009-03-31 9.66 2009-04-30 8.95 2009-05-31 9.92 2009-06-30 9.3 2009-07-31 9.18 2009-08-31 9.33 2009-09-30 10.04 2009-10-31 8.62 2009-11-30 9.38 2009-12-31 8.82 2010-01-31 8.79 2010-02-28 9.45 2010-03-31 9.34 2010-04-30 9.55 2010-05-31 9.12 2010-06-30 9.59 2010-07-31 9.25 2010-08-31 9.62 2010-09-30 8.89 2010-10-31 9.63 2010-11-30 9.46 2010-12-31 8.85 2011-01-31 9.64 2011-02-28 9.69 2011-03-31 9.49 2011-04-30 8.9 2011-05-31 9.64 2011-06-30 9.6 2011-07-31 9.53 2011-08-31 9.55 2011-09-30 9.13 2011-10-31 8.96 2011-11-30 9.03 2011-12-31 8.41 2012-01-31 8.74 2012-02-29 8.92 2012-03-31 8.68 2012-04-30 8.64 2012-05-31 9.52 2012-06-30 9.24 2012-07-31 8.77 2012-08-31 9 2012-09-30 9.13 2012-10-31 8.95 2012-11-30 8.97 2012-12-31 8.09 2013-01-31 9 2013-02-28 9.43 2013-03-31 8.92 2013-04-30 8.73 2013-05-31 8.97 2013-06-30 9.04 2013-07-31 8.97 2013-08-31 9.11 2013-09-30 8.82 2013-10-31 8.77 2013-11-30 8.87 2013-12-31 8.02 2014-01-31 8.44 2014-02-28 8.07 2014-03-31 8.07 2014-04-30 7.98 2014-05-31 8.55 2014-06-30 8.37 2014-07-31 8.46 2014-08-31 8.24 2014-09-30 8.23 2014-10-31 7.97 2014-11-30 8.05 2014-12-31 7.8 2015-01-31 7.75 2015-02-28 7.6 2015-03-31 7.74 2015-04-30 7.45 2015-05-31 7.64 2015-06-30 7.66 2015-07-31 7.5 2015-08-31 7.4 2015-09-30 7.49 2015-10-31 7.48 2015-11-30 7.79 2015-12-31 7.76 2016-01-31 7.65 2016-02-29 7.6 2016-03-31 7.21 2016-04-30 7.51 2016-05-31 7.68 2016-06-30 7.79 2016-07-31 7.62 2016-08-31 7.6 2016-09-30 7.25 2016-10-31 7.51 2016-11-30 7.6 2016-12-31 7.67 2017-01-31 7.45 2017-02-28 7.51 2017-03-31 7.18 2017-04-30 7.76 2017-05-31 7.82 2017-06-30 8 2017-07-31 7.94 2017-08-31 7.52 2017-09-30 7.57 2017-10-31 7.47 2017-11-30 8.13 2017-12-31 8.4 2018-01-31 7.92 2018-02-28 7.59 2018-03-31 7.53 2018-04-30 7.63 2018-05-31 7.62 2018-06-30 6.9 2018-07-31 7.13 2018-08-31 7.05 2018-09-30 6.49 2018-10-31 6.95 2018-11-30 7.19 2018-12-31 7.54 2019-01-31 7.07 2019-02-28 7.01 2019-03-31 6.42 2019-04-30 6.91 2019-05-31 6.91 2019-06-30 7.15 2019-07-31 7.18 2019-08-31 7.21 2019-09-30 6.86 2019-10-31 6.82 2019-11-30 7.05 2019-12-31 7.16 2020-01-31 7.09 2020-02-29 6.94 2020-03-31 6.49 2020-04-30 5.69 2020-05-31 2.54 2020-06-30 2.31 2020-07-31 3.56 2020-08-31 4.28 2020-09-30 4.11 2020-10-31 4.16 2020-11-30 4.58 2020-12-31 4.93 2021-01-31 4.93 2021-02-28 4.72 2021-03-31 4.74 2021-04-30 5.53 2021-05-31 5.64 2021-06-30 5.83 2021-07-31 6 2021-08-31 6.09 2021-09-30 6.09 2021-10-31 6.34 2021-11-30 6.48 2021-12-31 6.45 2022-01-31 6.29 2022-02-28 6.16 2022-03-31 5.94 2022-04-30 6.56 2022-05-31 6.54 2022-06-30 6.72 2022-07-31 7 2022-08-31 6.97 2022-09-30 6.8 2022-10-31 7.24 2022-11-30 7.95 2022-12-31 8.4 2023-01-31 8.41 2023-02-28 8.28 2023-03-31 8.23 2023-04-30 8.33 2023-05-31 8.34 2023-06-30 8.43 2023-07-31 8.69 2023-08-31 9.19 2023-09-30 8.97 2023-10-31 8.9 2023-11-30 9.06 2023-12-31 9.2