Month Percent 1995-07-01 7.5800 1995-08-01 6.9200 1995-09-01 6.4500 1995-10-01 6.7800 1995-11-01 8.4800 1995-12-01 9.2100 1996-01-01 8.9900 1996-02-01 8.9800 1996-03-01 8.5400 1996-04-01 9.0100 1996-05-01 9.9700 1996-06-01 11.3300 1996-07-01 13.8600 1996-08-01 12.8000 1996-09-01 12.4400 1996-10-01 12.6300 1996-11-01 13.8700 1996-12-01 15.7600 1997-01-01 17.8400 1997-02-01 16.5300 1997-03-01 18.1700 1997-04-01 18.4300 1997-11-01 23.3800 1997-12-01 23.4000 1998-01-01 22.4800 1998-02-01 22.9000 1998-03-01 19.2300 1998-04-01 20.0600 1998-05-01 18.2900 1998-06-01 14.8100 1998-07-01 13.4100 1998-08-01 16.5300 1998-11-01 17.9300 1998-12-01 17.0300 1999-01-01 16.5000 1999-02-01 17.1300 1999-03-01 14.5800 1999-04-01 13.2300 1999-06-01 16.6900 1999-07-01 14.8600 1999-08-01 14.2700 1999-09-01 14.1400 1999-10-01 13.1400 1999-11-01 14.1000 1999-12-01 13.5500 2000-01-01 10.0400 2000-02-01 9.5300 2000-03-01 8.5100 2000-04-01 8.1200 2000-05-01 8.4000 2000-06-01 7.9800 2000-07-01 7.6200 2000-08-01 7.5900 2000-09-01 7.5500 2000-10-01 7.5300 2000-11-01 7.5900 2000-12-01 7.6100 2001-01-01 7.3900 2001-02-01 7.3600 2001-03-01 7.4200 2001-04-01 7.4200 2001-05-01 7.4300 2001-06-01 7.4800 2001-07-01 7.5200 2001-08-01 7.5900 2001-09-01 7.6300 2001-10-01 7.6100 2001-11-01 7.5100 2001-12-01 7.5000 2002-01-01 7.4500 2002-02-01 7.4700 2002-03-01 7.4800 2002-04-01 7.5500 2002-05-01 8.0500 2002-06-01 8.1900 2002-07-01 8.0900 2002-08-01 7.9900 2002-09-01 7.9100 2002-10-01 7.7900 2002-11-01 6.4300 2002-12-01 5.5900 2003-01-01 5.6400 2003-02-01 5.9300 2003-03-01 6.0900 2003-04-01 5.9800 2003-05-01 5.7700 2003-06-01 5.9800 2003-07-01 6.1000 2003-08-01 6.0800 2003-09-01 6.0000 2003-10-01 5.7000 2003-11-01 5.7100 2003-12-01 5.7000 2004-01-01 5.5000 2004-02-01 5.5000 2004-03-01 5.4200 2004-04-01 5.0600 2004-05-01 4.6200 2004-06-01 4.0000 2004-07-01 3.5800 2004-08-01 3.6700 2004-09-01 3.8800 2004-10-01 3.9800 2004-11-01 3.9400 2004-12-01 3.4600 2005-01-01 3.3800 2005-02-01 2.6100 2005-03-01 2.0000 2005-04-01 2.2700 2005-05-01 2.4600 2005-06-01 2.5900 2005-07-01 2.6100 2005-08-01 2.6600 2005-09-01 2.6500 2005-10-01 2.7400 2005-11-01 2.9100 2005-12-01 2.8400 2006-01-01 2.8900 2006-02-01 3.0600 2006-03-01 3.4700 2006-04-01 3.5800 2006-05-01 3.7000 2006-06-01 4.3500 2006-07-01 4.6300 2006-08-01 4.6500 2006-09-01 4.6700 2006-10-01 4.7400 2006-11-01 4.6800 2006-12-01 4.5700 2007-01-01 4.1600 2007-02-01 4.3300 2007-03-01 4.1400 2007-04-01 3.6400 2007-05-01 3.7600 2007-06-01 3.9600 2007-07-01 4.0600 2007-08-01 4.0700 2007-09-01 4.0500 2007-10-01 4.0400 2007-11-01 4.0700 2007-12-01 4.0200 2008-01-01 4.0300 2008-02-01 3.9800 2008-03-01 4.0000 2008-04-01 4.0000 2008-05-01 4.0500 2008-06-01 4.0600 2008-07-01 4.0400 2008-08-01 4.0300 2008-09-01 3.9700 2008-10-01 3.8700 2008-11-01 3.3000 2008-12-01 2.9200 2009-01-01 2.4565 2009-02-01 1.9431 2009-03-01 1.6355 2009-04-01 1.4223 2009-05-01 1.2817 2009-06-01 1.2279 2009-07-01 0.9750 2009-08-01 0.8605 2009-09-01 0.7721 2009-10-01 0.7375 2009-11-01 0.7162 2009-12-01 0.7120 2010-01-01 0.6797 2010-02-01 0.6617 2010-03-01 0.6450 2010-04-01 0.6447 2010-05-01 0.6865 2010-06-01 0.7276 2010-07-01 0.8488 2010-08-01 0.8955 2010-09-01 0.8805 2010-10-01 0.9977 2010-11-01 1.0420 2010-12-01 1.0217 2011-01-01 1.0172 2011-02-01 1.0867 2011-03-01 1.1755 2011-04-01 1.3212 2011-05-01 1.4251 2011-06-01 1.4886 2011-07-01 1.5976 2011-08-01 1.5521 2011-09-01 1.5365 2011-10-01 1.5759 2011-11-01 1.4847 2011-12-01 1.4261 2012-01-01 1.2222 2012-02-01 1.0483 2012-03-01 0.8585 2012-04-01 0.7443 2012-05-01 0.6849 2012-06-01 0.6589 2012-07-01 0.4970 2012-08-01 0.3324 2012-09-01 0.2463 2012-10-01 0.2079 2012-11-01 0.1920 2012-12-01 0.1855 2013-01-01 0.2049 2013-02-01 0.2234 2013-03-01 0.2061 2013-04-01 0.2089 2013-05-01 0.2012 2013-06-01 0.2103 2013-07-01 0.2214 2013-08-01 0.2259 2013-09-01 0.2232 2013-10-01 0.2258 2013-11-01 0.2234 2013-12-01 0.2735 2014-01-01 0.2920 2014-02-01 0.2881 2014-03-01 0.3053 2014-04-01 0.3297 2014-05-01 0.3246 2014-06-01 0.2414 2014-07-01 0.2050 2014-08-01 0.1916 2014-09-01 0.0971 2014-10-01 0.0826 2014-11-01 0.0809 2014-12-01 0.0809 2015-01-01 0.0627 2015-02-01 0.0482 2015-03-01 0.0272 2015-04-01 0.0047 2015-05-01 -0.0104 2015-06-01 -0.0139 2015-07-01 -0.0187 2015-08-01 -0.0277 2015-09-01 -0.0370 2015-10-01 -0.0536 2015-11-01 -0.0876 2015-12-01 -0.1263 2016-01-01 -0.1461 2016-02-01 -0.1836 2016-03-01 -0.2285 2016-04-01 -0.2492 2016-05-01 -0.2572 2016-06-01 -0.2679 2016-07-01 -0.2945 2016-08-01 -0.2982 2016-09-01 -0.3016 2016-10-01 -0.3090 2016-11-01 -0.3127 2016-12-01 -0.3158 2017-01-01 -0.3255 2017-02-01 -0.3286 2017-03-01 -0.3293 2017-04-01 -0.3304 2017-05-01 -0.3295 2017-06-01 -0.3300 2017-07-01 -0.3304 2017-08-01 -0.3291 2017-09-01 -0.3294 2017-10-01 -0.3295 2017-11-01 -0.3290 2017-12-01 -0.3279 2018-01-01 -0.3285 2018-02-01 -0.3285 2018-03-01 -0.3279 2018-04-01 -0.3285 2018-05-01 -0.3252 2018-06-01 -0.3220 2018-07-01 -0.3207 2018-08-01 -0.3190 2018-09-01 -0.3188 2018-10-01 -0.3177