Month Index 2015=100 1996-01-01 23.76 1996-02-01 23.76 1996-03-01 23.76 1996-04-01 23.76 1996-05-01 23.76 1996-06-01 23.76 1996-07-01 28.21 1996-08-01 28.21 1996-09-01 28.21 1996-10-01 28.21 1996-11-01 28.21 1996-12-01 28.21 1997-01-01 28.21 1997-02-01 28.21 1997-03-01 28.21 1997-04-01 28.21 1997-05-01 31.06 1997-06-01 31.06 1997-07-01 31.06 1997-08-01 31.06 1997-09-01 31.06 1997-10-01 31.06 1997-11-01 31.06 1997-12-01 31.06 1998-01-01 32.74 1998-02-01 32.74 1998-03-01 32.74 1998-04-01 32.74 1998-05-01 32.74 1998-06-01 32.74 1998-07-01 32.74 1998-08-01 32.74 1998-09-01 32.74 1998-10-01 32.74 1998-11-01 32.74 1998-12-01 32.74 1999-01-01 32.74 1999-02-01 32.74 1999-03-01 32.74 1999-04-01 32.74 1999-05-01 32.74 1999-06-01 32.74 1999-07-01 32.74 1999-08-01 32.74 1999-09-01 32.74 1999-10-01 32.74 1999-11-01 32.74 1999-12-01 32.74 2000-01-01 32.74 2000-02-01 32.74 2000-03-01 32.74 2000-04-01 32.74 2000-05-01 32.74 2000-06-01 32.74 2000-07-01 32.74 2000-08-01 32.74 2000-09-01 32.74 2000-10-01 32.74 2000-11-01 32.74 2000-12-01 32.74 2001-01-01 32.74 2001-02-01 32.74 2001-03-01 32.74 2001-04-01 32.74 2001-05-01 32.74 2001-06-01 32.74 2001-07-01 32.74 2001-08-01 32.74 2001-09-01 32.74 2001-10-01 32.74 2001-11-01 32.74 2001-12-01 32.74 2002-01-01 32.74 2002-02-01 32.74 2002-03-01 32.74 2002-04-01 32.74 2002-05-01 32.74 2002-06-01 32.74 2002-07-01 32.74 2002-08-01 32.74 2002-09-01 32.74 2002-10-01 32.74 2002-11-01 32.74 2002-12-01 32.74 2003-01-01 32.74 2003-02-01 32.74 2003-03-01 32.74 2003-04-01 32.74 2003-05-01 32.74 2003-06-01 32.74 2003-07-01 32.74 2003-08-01 32.74 2003-09-01 32.74 2003-10-01 32.74 2003-11-01 32.74 2003-12-01 32.74 2004-01-01 37.78 2004-02-01 37.78 2004-03-01 37.78 2004-04-01 37.78 2004-05-01 37.78 2004-06-01 37.78 2004-07-01 37.78 2004-08-01 37.78 2004-09-01 37.78 2004-10-01 37.78 2004-11-01 37.78 2004-12-01 37.78 2005-01-01 37.78 2005-02-01 37.78 2005-03-01 37.78 2005-04-01 37.78 2005-05-01 37.78 2005-06-01 37.78 2005-07-01 37.78 2005-08-01 37.78 2005-09-01 37.78 2005-10-01 37.78 2005-11-01 37.78 2005-12-01 37.78 2006-01-01 37.78 2006-02-01 37.78 2006-03-01 40.30 2006-04-01 40.30 2006-05-01 40.30 2006-06-01 40.30 2006-07-01 40.30 2006-08-01 40.30 2006-09-01 40.30 2006-10-01 40.30 2006-11-01 40.30 2006-12-01 40.30 2007-01-01 42.82 2007-02-01 42.82 2007-03-01 42.82 2007-04-01 42.82 2007-05-01 42.82 2007-06-01 42.82 2007-07-01 42.82 2007-08-01 42.82 2007-09-01 42.82 2007-10-01 42.82 2007-11-01 42.82 2007-12-01 42.82 2008-01-01 42.82 2008-02-01 42.82 2008-03-01 42.82 2008-04-01 59.61 2008-05-01 59.61 2008-06-01 59.61 2008-07-01 59.61 2008-08-01 59.61 2008-09-01 59.61 2008-10-01 59.61 2008-11-01 59.61 2008-12-01 59.61 2009-01-01 62.38 2009-02-01 62.38 2009-03-01 62.38 2009-04-01 62.38 2009-05-01 62.38 2009-06-01 62.38 2009-07-01 62.38 2009-08-01 62.38 2009-09-01 62.38 2009-10-01 62.38 2009-11-01 62.38 2009-12-01 62.38 2010-01-01 62.38 2010-02-01 62.38 2010-03-01 62.38 2010-04-01 62.38 2010-05-01 62.38 2010-06-01 62.38 2010-07-01 62.38 2010-08-01 62.38 2010-09-01 62.38 2010-10-01 62.38 2010-11-01 62.38 2010-12-01 62.38 2011-01-01 69.27 2011-02-01 69.27 2011-03-01 69.27 2011-04-01 79.05 2011-05-01 79.05 2011-06-01 79.05 2011-07-01 79.05 2011-08-01 79.05 2011-09-01 79.05 2011-10-01 79.05 2011-11-01 79.05 2011-12-01 79.05 2012-01-01 79.05 2012-02-01 79.05 2012-03-01 79.05 2012-04-01 79.05 2012-05-01 79.05 2012-06-01 79.05 2012-07-01 78.38 2012-08-01 78.38 2012-09-01 78.38 2012-10-01 78.38 2012-11-01 78.38 2012-12-01 78.38 2013-01-01 78.38 2013-02-01 78.38 2013-03-01 78.38 2013-04-01 78.38 2013-05-01 78.38 2013-06-01 78.38 2013-07-01 78.38 2013-08-01 78.38 2013-09-01 78.38 2013-10-01 78.38 2013-11-01 78.38 2013-12-01 78.38 2014-01-01 78.38 2014-02-01 78.38 2014-03-01 78.38 2014-04-01 78.38 2014-05-01 78.38 2014-06-01 78.38 2014-07-01 78.38 2014-08-01 78.38 2014-09-01 78.38 2014-10-01 78.38 2014-11-01 78.38 2014-12-01 78.38 2015-01-01 99.98 2015-02-01 99.98 2015-03-01 99.94 2015-04-01 99.96 2015-05-01 99.97 2015-06-01 100.01 2015-07-01 100.02 2015-08-01 100.03 2015-09-01 100.02 2015-10-01 100.08 2015-11-01 100.02 2015-12-01 99.98 2016-01-01 98.20 2016-02-01 98.02 2016-03-01 98.02 2016-04-01 98.03 2016-05-01 98.05 2016-06-01 98.11 2016-07-01 98.10 2016-08-01 98.12 2016-09-01 98.12 2016-10-01 98.15 2016-11-01 98.17 2016-12-01 98.11 2017-01-01 97.55 2017-02-01 97.56 2017-03-01 97.50 2017-04-01 97.51 2017-05-01 97.52 2017-06-01 97.55 2017-07-01 97.56 2017-08-01 97.58 2017-09-01 97.58 2017-10-01 97.54 2017-11-01 97.55 2017-12-01 97.52 2018-01-01 97.52 2018-02-01 97.66 2018-03-01 97.71 2018-04-01 97.55 2018-05-01 97.68 2018-06-01 97.83 2018-07-01 95.29 2018-08-01 95.41 2018-09-01 95.43 2018-10-01 95.34