Month Index 2015=100 1996-01-01 81.96 1996-02-01 81.78 1996-03-01 81.57 1996-04-01 81.43 1996-05-01 81.27 1996-06-01 80.97 1996-07-01 80.68 1996-08-01 80.44 1996-09-01 80.33 1996-10-01 80.30 1996-11-01 80.18 1996-12-01 80.14 1997-01-01 80.30 1997-02-01 80.49 1997-03-01 80.52 1997-04-01 80.81 1997-05-01 80.96 1997-06-01 81.03 1997-07-01 81.13 1997-08-01 81.18 1997-09-01 81.11 1997-10-01 81.13 1997-11-01 80.96 1997-12-01 80.97 1998-01-01 81.13 1998-02-01 81.10 1998-03-01 81.06 1998-04-01 80.90 1998-05-01 80.75 1998-06-01 80.57 1998-07-01 80.40 1998-08-01 80.17 1998-09-01 79.89 1998-10-01 79.40 1998-11-01 79.22 1998-12-01 78.84 1999-01-01 78.57 1999-02-01 78.35 1999-03-01 78.25 1999-04-01 78.30 1999-05-01 78.41 1999-06-01 78.43 1999-07-01 78.77 1999-08-01 78.84 1999-09-01 79.09 1999-10-01 79.51 1999-11-01 79.86 1999-12-01 80.17 2000-01-01 78.40 2000-02-01 78.70 2000-03-01 79.00 2000-04-01 79.70 2000-05-01 80.20 2000-06-01 80.30 2000-07-01 80.60 2000-08-01 80.80 2000-09-01 81.20 2000-10-01 81.60 2000-11-01 81.70 2000-12-01 81.70 2001-01-01 81.90 2001-02-01 81.90 2001-03-01 81.90 2001-04-01 81.80 2001-05-01 81.80 2001-06-01 81.70 2001-07-01 81.40 2001-08-01 81.20 2001-09-01 81.10 2001-10-01 80.80 2001-11-01 80.60 2001-12-01 80.50 2002-01-01 80.40 2002-02-01 80.30 2002-03-01 80.40 2002-04-01 80.60 2002-05-01 80.80 2002-06-01 80.90 2002-07-01 81.00 2002-08-01 81.00 2002-09-01 80.90 2002-10-01 80.90 2002-11-01 80.80 2002-12-01 80.80 2003-01-01 80.90 2003-02-01 81.10 2003-03-01 81.30 2003-04-01 81.40 2003-05-01 81.20 2003-06-01 81.00 2003-07-01 80.80 2003-08-01 80.70 2003-09-01 80.80 2003-10-01 80.90 2003-11-01 81.00 2003-12-01 81.00 2004-01-01 81.30 2004-02-01 81.80 2004-03-01 82.50 2004-04-01 83.10 2004-05-01 83.50 2004-06-01 83.70 2004-07-01 84.00 2004-08-01 84.40 2004-09-01 84.70 2004-10-01 85.20 2004-11-01 85.40 2004-12-01 85.20 2005-01-01 85.70 2005-02-01 85.90 2005-03-01 86.00 2005-04-01 86.10 2005-05-01 85.90 2005-06-01 85.80 2005-07-01 85.70 2005-08-01 85.90 2005-09-01 85.90 2005-10-01 86.30 2005-11-01 86.60 2005-12-01 86.60 2006-01-01 87.10 2006-02-01 87.60 2006-03-01 88.00 2006-04-01 88.80 2006-05-01 89.50 2006-06-01 89.80 2006-07-01 90.50 2006-08-01 90.70 2006-09-01 91.00 2006-10-01 91.60 2006-11-01 91.50 2006-12-01 91.40 2007-01-01 92.00 2007-02-01 92.30 2007-03-01 92.80 2007-04-01 93.50 2007-05-01 93.80 2007-06-01 94.00 2007-07-01 94.10 2007-08-01 94.20 2007-09-01 94.10 2007-10-01 94.30 2007-11-01 94.00 2007-12-01 93.80 2008-01-01 94.70 2008-02-01 95.50 2008-03-01 95.80 2008-04-01 96.50 2008-05-01 97.00 2008-06-01 97.60 2008-07-01 98.60 2008-08-01 98.90 2008-09-01 99.10 2008-10-01 98.40 2008-11-01 97.00 2008-12-01 95.80 2009-01-01 94.80 2009-02-01 94.10 2009-03-01 93.50 2009-04-01 92.90 2009-05-01 92.40 2009-06-01 92.20 2009-07-01 92.10 2009-08-01 92.40 2009-09-01 92.60 2009-10-01 92.70 2009-11-01 92.70 2009-12-01 92.80 2010-01-01 93.40 2010-02-01 93.70 2010-03-01 94.30 2010-04-01 95.40 2010-05-01 96.50 2010-06-01 97.00 2010-07-01 97.10 2010-08-01 97.40 2010-09-01 97.90 2010-10-01 98.10 2010-11-01 98.50 2010-12-01 99.00 2011-01-01 100.30 2011-02-01 101.30 2011-03-01 102.00 2011-04-01 102.60 2011-05-01 102.90 2011-06-01 102.90 2011-07-01 103.10 2011-08-01 103.10 2011-09-01 103.10 2011-10-01 102.60 2011-11-01 102.20 2011-12-01 102.00 2012-01-01 102.10 2012-02-01 102.50 2012-03-01 102.80 2012-04-01 103.10 2012-05-01 103.20 2012-06-01 102.90 2012-07-01 102.50 2012-08-01 102.60 2012-09-01 103.00 2012-10-01 102.90 2012-11-01 102.70 2012-12-01 102.60 2013-01-01 102.80 2013-02-01 102.80 2013-03-01 102.90 2013-04-01 102.40 2013-05-01 102.10 2013-06-01 101.90 2013-07-01 101.70 2013-08-01 101.60 2013-09-01 101.50 2013-10-01 101.20 2013-11-01 101.10 2013-12-01 101.00 2014-01-01 101.20 2014-02-01 101.00 2014-03-01 100.90 2014-04-01 100.80 2014-05-01 100.90 2014-06-01 100.90 2014-07-01 101.00 2014-08-01 101.10 2014-09-01 101.10 2014-10-01 101.10 2014-11-01 100.80 2014-12-01 100.50 2015-01-01 100.20 2015-02-01 99.90 2015-03-01 100.30 2015-04-01 100.70 2015-05-01 100.90 2015-06-01 100.80 2015-07-01 100.70 2015-08-01 100.20 2015-09-01 99.70 2015-10-01 99.20 2015-11-01 98.90 2015-12-01 98.60 2016-01-01 98.30 2016-02-01 97.90 2016-03-01 97.80 2016-04-01 97.90 2016-05-01 98.20 2016-06-01 98.50 2016-07-01 98.80 2016-08-01 98.90 2016-09-01 98.80 2016-10-01 99.10 2016-11-01 99.60 2016-12-01 100.00 2017-01-01 100.90 2017-02-01 101.60 2017-03-01 102.00 2017-04-01 102.30 2017-05-01 102.10 2017-06-01 101.90 2017-07-01 101.80 2017-08-01 101.90 2017-09-01 102.10 2017-10-01 102.60 2017-11-01 102.80 2017-12-01 103.00 2018-01-01 103.50 2018-02-01 103.80 2018-03-01 104.10 2018-04-01 104.30 2018-05-01 104.90 2018-06-01 105.40 2018-07-01 105.50 2018-08-01 105.60