Month Percent 1992-01-01 14.682857 1992-02-01 12.911500 1992-03-01 12.257727 1992-04-01 12.267143 1992-05-01 12.628947 1992-06-01 11.983500 1992-07-01 11.262273 1992-08-01 11.033810 1992-09-01 10.878421 1992-10-01 10.945333 1992-11-01 10.701818 1992-12-01 10.889565 1993-01-01 11.547143 1993-02-01 12.325500 1993-03-01 11.845000 1993-04-01 11.925333 1993-05-01 12.079524 1993-06-01 12.311364 1993-07-01 11.117000 1993-08-01 9.999565 1993-09-01 10.228889 1993-10-01 9.627895 1993-11-01 10.003636 1993-12-01 10.098636 1994-01-01 10.369545 1994-02-01 10.408500 1994-03-01 10.360000 1994-04-01 10.425556 1994-05-01 10.864286 1994-06-01 11.579545 1994-07-01 12.085000 1994-08-01 13.173810 1994-09-01 14.572500 1994-10-01 15.867273 1994-11-01 16.387273 1994-12-01 17.548095 1995-01-01 16.628261 1995-02-01 16.417000 1995-03-01 15.867143 1995-04-01 14.499000 1995-05-01 14.031053 1995-06-01 13.748000 1995-07-01 13.681364 1995-08-01 13.903182 1995-09-01 14.070588 1995-10-01 14.671765 1995-11-01 14.488182 1995-12-01 14.443810 1996-01-01 14.140435 1996-02-01 14.609048 1996-03-01 14.882000 1996-04-01 15.428125 1996-05-01 15.878500 1996-06-01 17.019524 1996-07-01 17.399524 1996-08-01 16.344286 1996-09-01 15.841579 1996-10-01 15.732609 1996-11-01 15.509500 1996-12-01 15.216364 1997-01-01 14.535714 1997-02-01 14.043500 1997-03-01 14.043333 1997-04-01 14.098889 1997-05-01 14.011053 1997-06-01 13.431000 1997-07-01 12.904348 1997-08-01 13.285500 1997-09-01 13.736190 1997-10-01 13.646250 1997-11-01 13.774286 1997-12-01 13.728500 1998-01-01 13.372381 1998-02-01 12.985500 1998-03-01 12.654545 1998-04-01 12.398947 1998-05-01 11.536500 1998-06-01 11.282273 1998-07-01 10.903636 1998-08-01 9.824286 1998-09-01 9.967647 1998-10-01 11.341765 1998-11-01 13.434545 1998-12-01 13.591739 1999-01-01 13.362381 1999-02-01 13.348500 1999-03-01 12.811053 1999-04-01 12.308750 1999-05-01 12.021000 1999-06-01 11.967273 1999-07-01 11.660500 1999-08-01 11.298261 1999-09-01 11.764737 1999-10-01 11.682222 1999-11-01 11.414545 1999-12-01 10.805909 2000-01-01 9.995789 2000-02-01 9.708095 2000-03-01 8.999524 2000-04-01 9.105882 2000-05-01 9.294286 2000-06-01 9.145294 2000-07-01 9.049091 2000-08-01 9.098182 2000-09-01 8.937647 2000-10-01 8.710500 2000-11-01 8.423636 2000-12-01 8.076190 2001-01-01 7.723913 2001-02-01 7.230000 2001-03-01 7.115714 2001-04-01 6.909474 2001-05-01 6.770952 2001-06-01 6.196500 2001-07-01 6.214545 2001-08-01 6.366316 2001-09-01 6.595000 2001-10-01 6.263158 2001-11-01 5.921667 2001-12-01 5.070909 2002-01-01 4.036522 2002-02-01 4.375263 2002-03-01 4.876250 2002-04-01 5.078333 2002-05-01 5.511429 2002-06-01 8.286667 2002-07-01 9.129091 2002-08-01 9.001111 2002-09-01 9.066842 2002-10-01 9.283913 2002-11-01 9.004706 2002-12-01 8.360870 2003-01-01 8.172857 2003-02-01 8.416000 2003-03-01 8.063889 2003-04-01 7.484118 2003-05-01 7.349333 2003-06-01 6.791429 2003-07-01 6.165217 2003-08-01 5.675882 2003-09-01 5.484762 2003-10-01 5.381500 2003-11-01 5.407222 2003-12-01 4.951304 2004-01-01 4.673529 2004-02-01 4.563810 2004-03-01 4.342273 2004-04-01 4.243333 2004-05-01 4.288235 2004-06-01 4.217727 2004-07-01 4.254706 2004-08-01 4.204783 2004-09-01 4.204375 2004-10-01 4.205625 2004-11-01 4.128182 2004-12-01 3.820909 2005-01-01 3.661579 2005-02-01 3.428500 2005-03-01 3.533043 2005-04-01 3.661875 2005-05-01 3.668571 2005-06-01 3.624706 2005-07-01 3.684286 2005-08-01 3.740455 2005-09-01 3.840000 2005-10-01 4.246923 2005-11-01 4.553636 2005-12-01 4.931429 2006-01-01 4.981500 2006-02-01 5.230500 2006-03-01 5.282941 2006-04-01 5.431176 2006-05-01 5.619524 2006-06-01 5.714118 2006-07-01 5.700000 2006-08-01 5.802273 2006-09-01 5.795000 2006-10-01 5.496667 2006-11-01 5.322632 2006-12-01 5.172857 2007-01-01 4.710870 2007-02-01 4.599000 2007-03-01 4.394444 2007-04-01 4.100000 2007-05-01 3.812381 2007-06-01 3.830000 2007-07-01 3.833182 2007-08-01 4.388421 2007-09-01 4.330000 2007-10-01 4.233333 2007-11-01 4.315556 2007-12-01 4.517273 2008-01-01 4.360435 2008-02-01 4.111765 2008-03-01 3.362273 2008-04-01 3.009524 2008-05-01 3.483750 2008-06-01 3.659474 2008-07-01 3.783182 2008-08-01 4.058235 2008-09-01 4.226500 2008-10-01 3.597333 2008-11-01 2.986111 2008-12-01 2.105217 2009-01-01 1.296190 2009-02-01 0.618125 2009-03-01 0.487727 2009-04-01 0.390000 2009-05-01 0.372941 2009-06-01 0.311818 2009-07-01 0.412778 2009-08-01 0.537273 2009-09-01 0.701053 2009-10-01 0.722778 2009-11-01 0.749545 2009-12-01 1.072609 2010-01-01 1.238333 2010-02-01 1.268421 2010-03-01 1.395238 2010-04-01 1.496875 2010-05-01 1.492500 2010-06-01 1.637273 2010-07-01 1.615882 2010-08-01 1.788261 2010-09-01 1.827500 2010-10-01 1.905556 2010-11-01 1.952273 2010-12-01 2.088182 2011-01-01 2.052105 2011-02-01 2.319000 2011-03-01 2.684545 2011-04-01 3.102308 2011-05-01 3.090476 2011-06-01 3.240556 2011-07-01 3.216190 2011-08-01 3.063636 2011-09-01 2.815625 2011-10-01 2.686111 2011-11-01 2.702273 2011-12-01 2.618571 2012-01-01 2.474000 2012-02-01 2.428421 2012-03-01 2.518824 2012-04-01 2.541053 2012-05-01 2.493182 2012-06-01 2.332941 2012-07-01 2.086364 2012-08-01 2.074091 2012-09-01 2.168333 2012-10-01 2.138000 2012-11-01 1.897222 2012-12-01 1.870909 2013-01-01 1.715455 2013-02-01 1.713750 2013-03-01 1.661111 2013-04-01 1.705789 2013-05-01 1.478824 2013-06-01 1.236667 2013-07-01 1.209091 2013-08-01 1.198036 2013-09-01 1.160362 2013-10-01 0.969928 2013-11-01 0.896269 2013-12-01 0.895190 2014-01-01 0.950073 2014-02-01 0.895856 2014-03-01 0.679125 2014-04-01 0.708749 2014-05-01 0.650871 2014-06-01 0.658703 2014-07-01 0.663872 2014-08-01 0.429697 2014-09-01 0.246365 2014-10-01 0.223835 2014-11-01 0.216616 2014-12-01 0.234654 2015-01-01 0.234601 2015-02-01 0.210670 2015-03-01 0.111232 2015-04-01 0.097762 2015-05-01 0.087020 2015-06-01 0.114789 2015-07-01 0.101912 2015-08-01 0.097983 2015-09-01 0.080002 2015-10-01 0.092436 2015-11-01 0.132340 2015-12-01 0.115552 2016-01-01 0.089136 2016-02-01 0.071796 2016-03-01 0.095433 2016-04-01 0.110430 2016-05-01 0.102796 2016-06-01 0.088670 2016-07-01 0.111531 2016-08-01 0.120824 2016-09-01 0.115070 2016-10-01 0.114457 2016-11-01 0.136484 2016-12-01 0.120556 2017-01-01 0.131057 2017-02-01 0.121881 2017-03-01 0.114542 2017-04-01 0.104261 2017-05-01 0.115237 2017-06-01 0.107020 2017-07-01 0.118849 2017-08-01 0.127811 2017-09-01 0.103609 2017-10-01 0.083093 2017-11-01 0.128525 2017-12-01 0.127631 2018-01-01 0.114900 2018-02-01 0.110462 2018-03-01 0.126116 2018-04-01 0.127337 2018-05-01 0.127228 2018-06-01 0.106736 2018-07-01 0.115311 2018-08-01 0.122832 2018-09-01 0.121483 2018-10-01 0.148397