Month Index 2015=100 1996-01-01 27.65 1996-02-01 27.65 1996-03-01 27.65 1996-04-01 27.65 1996-05-01 27.65 1996-06-01 27.65 1996-07-01 27.65 1996-08-01 27.65 1996-09-01 27.65 1996-10-01 27.65 1996-11-01 27.65 1996-12-01 27.65 1997-01-01 31.94 1997-02-01 31.94 1997-03-01 31.94 1997-04-01 32.66 1997-05-01 32.66 1997-06-01 32.66 1997-07-01 32.66 1997-08-01 32.66 1997-09-01 32.66 1997-10-01 32.66 1997-11-01 32.66 1997-12-01 32.66 1998-01-01 36.47 1998-02-01 36.47 1998-03-01 36.47 1998-04-01 36.47 1998-05-01 36.47 1998-06-01 36.47 1998-07-01 36.47 1998-08-01 36.47 1998-09-01 36.47 1998-10-01 36.47 1998-11-01 36.47 1998-12-01 36.47 1999-01-01 41.48 1999-02-01 41.48 1999-03-01 41.48 1999-04-01 41.48 1999-05-01 41.48 1999-06-01 41.48 1999-07-01 41.48 1999-08-01 41.48 1999-09-01 41.48 1999-10-01 41.48 1999-11-01 41.48 1999-12-01 41.48 2000-01-01 46.48 2000-02-01 46.48 2000-03-01 46.48 2000-04-01 46.48 2000-05-01 46.48 2000-06-01 46.48 2000-07-01 46.48 2000-08-01 46.48 2000-09-01 46.48 2000-10-01 46.48 2000-11-01 46.48 2000-12-01 46.48 2001-01-01 48.98 2001-02-01 48.98 2001-03-01 48.98 2001-04-01 48.98 2001-05-01 48.98 2001-06-01 48.98 2001-07-01 48.98 2001-08-01 48.98 2001-09-01 48.98 2001-10-01 48.98 2001-11-01 48.98 2001-12-01 48.98 2002-01-01 53.99 2002-02-01 53.99 2002-03-01 53.99 2002-04-01 53.99 2002-05-01 53.99 2002-06-01 53.99 2002-07-01 53.99 2002-08-01 53.99 2002-09-01 53.99 2002-10-01 53.99 2002-11-01 53.99 2002-12-01 53.99 2003-01-01 53.99 2003-02-01 53.99 2003-03-01 53.99 2003-04-01 53.99 2003-05-01 53.99 2003-06-01 53.99 2003-07-01 53.99 2003-08-01 53.99 2003-09-01 53.99 2003-10-01 53.99 2003-11-01 53.99 2003-12-01 62.97 2004-01-01 65.22 2004-02-01 65.22 2004-03-01 65.22 2004-04-01 65.22 2004-05-01 65.22 2004-06-01 65.22 2004-07-01 65.22 2004-08-01 65.22 2004-09-01 65.22 2004-10-01 65.22 2004-11-01 65.22 2004-12-01 65.22 2005-01-01 66.37 2005-02-01 66.37 2005-03-01 66.37 2005-04-01 66.37 2005-05-01 66.37 2005-06-01 66.37 2005-07-01 66.37 2005-08-01 66.37 2005-09-01 66.37 2005-10-01 66.37 2005-11-01 66.37 2005-12-01 66.37 2006-01-01 66.37 2006-02-01 66.37 2006-03-01 66.37 2006-04-01 66.37 2006-05-01 66.37 2006-06-01 66.37 2006-07-01 66.37 2006-08-01 66.37 2006-09-01 66.37 2006-10-01 66.37 2006-11-01 66.37 2006-12-01 66.37 2007-01-01 66.37 2007-02-01 66.37 2007-03-01 66.37 2007-04-01 66.37 2007-05-01 66.37 2007-06-01 66.37 2007-07-01 66.37 2007-08-01 66.37 2007-09-01 66.37 2007-10-01 66.37 2007-11-01 66.37 2007-12-01 66.37 2008-01-01 66.54 2008-02-01 66.54 2008-03-01 66.54 2008-04-01 66.54 2008-05-01 66.54 2008-06-01 66.54 2008-07-01 66.54 2008-08-01 66.54 2008-09-01 66.54 2008-10-01 66.54 2008-11-01 70.01 2008-12-01 70.01 2009-01-01 70.01 2009-02-01 70.01 2009-03-01 70.01 2009-04-01 70.01 2009-05-01 70.01 2009-06-01 70.01 2009-07-01 70.01 2009-08-01 70.01 2009-09-01 70.01 2009-10-01 70.01 2009-11-01 73.87 2009-12-01 73.87 2010-01-01 73.87 2010-02-01 73.87 2010-03-01 73.87 2010-04-01 73.87 2010-05-01 73.87 2010-06-01 73.87 2010-07-01 73.89 2010-08-01 73.87 2010-09-01 73.87 2010-10-01 73.75 2010-11-01 76.50 2010-12-01 77.73 2011-01-01 77.73 2011-02-01 77.78 2011-03-01 77.78 2011-04-01 77.78 2011-05-01 77.78 2011-06-01 77.78 2011-07-01 77.78 2011-08-01 77.78 2011-09-01 77.78 2011-10-01 77.78 2011-11-01 77.78 2011-12-01 81.35 2012-01-01 81.60 2012-02-01 81.60 2012-03-01 81.60 2012-04-01 81.60 2012-05-01 81.60 2012-06-01 81.60 2012-07-01 81.60 2012-08-01 81.60 2012-09-01 81.60 2012-10-01 81.60 2012-11-01 81.60 2012-12-01 82.25 2013-01-01 81.61 2013-02-01 81.61 2013-03-01 82.36 2013-04-01 83.57 2013-05-01 87.07 2013-06-01 87.32 2013-07-01 87.39 2013-08-01 87.39 2013-09-01 87.39 2013-10-01 87.39 2013-11-01 87.39 2013-12-01 93.50 2014-01-01 94.11 2014-02-01 94.11 2014-03-01 94.11 2014-04-01 94.11 2014-05-01 94.11 2014-06-01 94.11 2014-07-01 94.11 2014-08-01 94.11 2014-09-01 94.11 2014-10-01 94.11 2014-11-01 94.11 2014-12-01 97.74 2015-01-01 99.07 2015-02-01 99.07 2015-03-01 99.07 2015-04-01 99.07 2015-05-01 99.07 2015-06-01 99.07 2015-07-01 99.07 2015-08-01 99.07 2015-09-01 99.07 2015-10-01 99.07 2015-11-01 104.63 2015-12-01 104.63 2016-01-01 104.71 2016-02-01 104.71 2016-03-01 104.71 2016-04-01 104.71 2016-05-01 104.71 2016-06-01 104.71 2016-07-01 104.78 2016-08-01 104.78 2016-09-01 104.78 2016-10-01 104.78 2016-11-01 108.64 2016-12-01 109.07 2017-01-01 109.13 2017-02-01 109.13 2017-03-01 109.13 2017-04-01 109.13 2017-05-01 109.13 2017-06-01 109.13 2017-07-01 109.13 2017-08-01 109.13 2017-09-01 109.13 2017-10-01 109.13 2017-11-01 109.13 2017-12-01 109.13 2018-01-01 109.13 2018-02-01 109.13 2018-03-01 109.13 2018-04-01 109.13 2018-05-01 109.13 2018-06-01 109.13 2018-07-01 109.13 2018-08-01 109.13 2018-09-01 109.13 2018-10-01 109.13