Month Index 2015=100 1996-01-01 51.92 1996-02-01 51.92 1996-03-01 51.92 1996-04-01 51.76 1996-05-01 51.76 1996-06-01 51.76 1996-07-01 51.81 1996-08-01 51.92 1996-09-01 52.33 1996-10-01 52.59 1996-11-01 52.59 1996-12-01 52.59 1997-01-01 53.12 1997-02-01 53.12 1997-03-01 53.12 1997-04-01 53.38 1997-05-01 53.38 1997-06-01 53.38 1997-07-01 53.74 1997-08-01 53.69 1997-09-01 53.69 1997-10-01 53.84 1997-11-01 53.84 1997-12-01 53.84 1998-01-01 54.63 1998-02-01 54.68 1998-03-01 54.68 1998-04-01 54.78 1998-05-01 54.78 1998-06-01 54.78 1998-07-01 54.78 1998-08-01 54.78 1998-09-01 54.78 1998-10-01 54.89 1998-11-01 54.89 1998-12-01 54.89 1999-01-01 57.54 1999-02-01 57.54 1999-03-01 57.54 1999-04-01 57.54 1999-05-01 57.54 1999-06-01 57.54 1999-07-01 57.59 1999-08-01 57.59 1999-09-01 57.59 1999-10-01 57.80 1999-11-01 57.80 1999-12-01 57.80 2000-01-01 58.95 2000-02-01 58.95 2000-03-01 58.95 2000-04-01 58.95 2000-05-01 58.95 2000-06-01 58.95 2000-07-01 58.95 2000-08-01 58.95 2000-09-01 58.95 2000-10-01 58.95 2000-11-01 58.95 2000-12-01 58.95 2001-01-01 59.21 2001-02-01 59.20 2001-03-01 59.20 2001-04-01 59.41 2001-05-01 59.41 2001-06-01 59.41 2001-07-01 59.41 2001-08-01 59.41 2001-09-01 59.41 2001-10-01 59.41 2001-11-01 59.41 2001-12-01 59.41 2002-01-01 61.64 2002-02-01 61.64 2002-03-01 61.64 2002-04-01 61.92 2002-05-01 61.92 2002-06-01 61.92 2002-07-01 60.94 2002-08-01 60.94 2002-09-01 60.94 2002-10-01 60.96 2002-11-01 60.96 2002-12-01 60.96 2003-01-01 62.93 2003-02-01 62.93 2003-03-01 62.93 2003-04-01 63.09 2003-05-01 63.09 2003-06-01 63.09 2003-07-01 63.09 2003-08-01 63.09 2003-09-01 63.09 2003-10-01 63.28 2003-11-01 63.28 2003-12-01 63.28 2004-01-01 64.11 2004-02-01 64.11 2004-03-01 64.11 2004-04-01 64.79 2004-05-01 64.79 2004-06-01 64.79 2004-07-01 64.79 2004-08-01 64.79 2004-09-01 64.79 2004-10-01 64.63 2004-11-01 64.63 2004-12-01 64.63 2005-01-01 65.97 2005-02-01 65.97 2005-03-01 65.97 2005-04-01 65.92 2005-05-01 65.92 2005-06-01 65.92 2005-07-01 66.24 2005-08-01 66.24 2005-09-01 66.24 2005-10-01 65.47 2005-11-01 65.47 2005-12-01 65.46 2006-01-01 67.52 2006-02-01 67.52 2006-03-01 67.52 2006-04-01 67.82 2006-05-01 67.82 2006-06-01 67.82 2006-07-01 68.01 2006-08-01 68.01 2006-09-01 68.01 2006-10-01 68.01 2006-11-01 68.01 2006-12-01 68.01 2007-01-01 69.72 2007-02-01 69.72 2007-03-01 69.72 2007-04-01 69.72 2007-05-01 69.72 2007-06-01 69.72 2007-07-01 69.87 2007-08-01 69.87 2007-09-01 69.87 2007-10-01 70.43 2007-11-01 70.43 2007-12-01 70.43 2008-01-01 73.52 2008-02-01 73.52 2008-03-01 73.52 2008-04-01 73.65 2008-05-01 73.65 2008-06-01 73.65 2008-07-01 73.65 2008-08-01 73.65 2008-09-01 73.65 2008-10-01 73.65 2008-11-01 73.65 2008-12-01 73.65 2009-01-01 76.34 2009-02-01 76.34 2009-03-01 76.34 2009-04-01 76.87 2009-05-01 76.87 2009-06-01 76.87 2009-07-01 76.78 2009-08-01 76.78 2009-09-01 76.78 2009-10-01 77.07 2009-11-01 77.07 2009-12-01 77.07 2010-01-01 79.99 2010-02-01 79.99 2010-03-01 79.99 2010-04-01 80.18 2010-05-01 80.18 2010-06-01 80.18 2010-07-01 82.57 2010-08-01 82.57 2010-09-01 82.57 2010-10-01 82.28 2010-11-01 82.28 2010-12-01 82.28 2011-01-01 84.65 2011-02-01 84.65 2011-03-01 84.65 2011-04-01 84.78 2011-05-01 84.78 2011-06-01 84.78 2011-07-01 86.00 2011-08-01 86.00 2011-09-01 86.00 2011-10-01 85.99 2011-11-01 85.99 2011-12-01 85.99 2012-01-01 88.02 2012-02-01 88.02 2012-03-01 88.02 2012-04-01 88.57 2012-05-01 88.57 2012-06-01 88.57 2012-07-01 89.88 2012-08-01 89.88 2012-09-01 89.88 2012-10-01 90.08 2012-11-01 90.08 2012-12-01 90.08 2013-01-01 93.60 2013-02-01 93.60 2013-03-01 93.60 2013-04-01 93.55 2013-05-01 93.55 2013-06-01 93.55 2013-07-01 93.60 2013-08-01 93.60 2013-09-01 93.60 2013-10-01 93.60 2013-11-01 93.60 2013-12-01 93.60 2014-01-01 97.70 2014-02-01 97.70 2014-03-01 97.70 2014-04-01 97.70 2014-05-01 97.70 2014-06-01 97.70 2014-07-01 97.70 2014-08-01 97.70 2014-09-01 97.70 2014-10-01 97.70 2014-11-01 97.70 2014-12-01 97.70 2015-01-01 99.96 2015-02-01 99.96 2015-03-01 99.96 2015-04-01 100.01 2015-05-01 100.01 2015-06-01 100.01 2015-07-01 100.01 2015-08-01 100.01 2015-09-01 100.01 2015-10-01 100.01 2015-11-01 100.01 2015-12-01 100.01 2016-01-01 101.53 2016-02-01 101.53 2016-03-01 101.53 2016-04-01 101.53 2016-05-01 101.53 2016-06-01 101.53 2016-07-01 101.53 2016-08-01 101.53 2016-09-01 101.53 2016-10-01 101.53 2016-11-01 101.53 2016-12-01 101.53 2017-01-01 102.36 2017-02-01 102.36 2017-03-01 102.36 2017-04-01 102.54 2017-05-01 102.54 2017-06-01 102.54 2017-07-01 101.18 2017-08-01 101.18 2017-09-01 101.18 2017-10-01 101.18 2017-11-01 101.18 2017-12-01 101.18 2018-01-01 101.41 2018-02-01 101.41 2018-03-01 101.41 2018-04-01 101.09 2018-05-01 101.09 2018-06-01 101.09 2018-07-01 101.09 2018-08-01 101.09 2018-09-01 101.09 2018-10-01 101.09