Month Index 2015=100 1996-01-01 75.33 1996-02-01 75.25 1996-03-01 75.33 1996-04-01 75.33 1996-05-01 75.33 1996-06-01 75.18 1996-07-01 75.25 1996-08-01 75.18 1996-09-01 75.18 1996-10-01 75.70 1996-11-01 75.93 1996-12-01 75.93 1997-01-01 76.08 1997-02-01 76.08 1997-03-01 76.46 1997-04-01 76.38 1997-05-01 76.38 1997-06-01 76.38 1997-07-01 76.46 1997-08-01 76.46 1997-09-01 75.85 1997-10-01 75.93 1997-11-01 75.93 1997-12-01 75.93 1998-01-01 76.23 1998-02-01 76.31 1998-03-01 76.76 1998-04-01 76.76 1998-05-01 76.83 1998-06-01 76.83 1998-07-01 76.83 1998-08-01 76.83 1998-09-01 77.06 1998-10-01 76.83 1998-11-01 76.83 1998-12-01 76.99 1999-01-01 76.99 1999-02-01 77.21 1999-03-01 77.21 1999-04-01 77.36 1999-05-01 77.36 1999-06-01 77.51 1999-07-01 77.51 1999-08-01 77.51 1999-09-01 77.66 1999-10-01 77.66 1999-11-01 77.66 1999-12-01 77.66 2000-01-01 85.88 2000-02-01 85.88 2000-03-01 85.81 2000-04-01 85.96 2000-05-01 86.34 2000-06-01 87.01 2000-07-01 87.01 2000-08-01 87.24 2000-09-01 87.01 2000-10-01 87.01 2000-11-01 87.32 2000-12-01 87.32 2001-01-01 87.99 2001-02-01 87.89 2001-03-01 88.64 2001-04-01 88.40 2001-05-01 88.43 2001-06-01 88.47 2001-07-01 88.56 2001-08-01 88.57 2001-09-01 87.69 2001-10-01 87.69 2001-11-01 87.74 2001-12-01 87.79 2002-01-01 83.29 2002-02-01 83.31 2002-03-01 83.30 2002-04-01 82.80 2002-05-01 83.54 2002-06-01 83.62 2002-07-01 84.16 2002-08-01 84.14 2002-09-01 84.44 2002-10-01 83.80 2002-11-01 83.84 2002-12-01 83.85 2003-01-01 80.96 2003-02-01 81.01 2003-03-01 81.34 2003-04-01 81.28 2003-05-01 81.24 2003-06-01 81.24 2003-07-01 81.25 2003-08-01 81.57 2003-09-01 82.29 2003-10-01 82.57 2003-11-01 82.50 2003-12-01 82.50 2004-01-01 83.16 2004-02-01 83.38 2004-03-01 83.36 2004-04-01 83.47 2004-05-01 83.82 2004-06-01 83.88 2004-07-01 83.10 2004-08-01 83.28 2004-09-01 83.20 2004-10-01 83.56 2004-11-01 83.79 2004-12-01 83.79 2005-01-01 83.73 2005-02-01 82.41 2005-03-01 82.48 2005-04-01 82.64 2005-05-01 82.62 2005-06-01 83.38 2005-07-01 83.58 2005-08-01 84.24 2005-09-01 84.21 2005-10-01 85.20 2005-11-01 84.68 2005-12-01 84.71 2006-01-01 86.97 2006-02-01 87.08 2006-03-01 86.66 2006-04-01 87.01 2006-05-01 87.03 2006-06-01 87.12 2006-07-01 86.90 2006-08-01 86.83 2006-09-01 86.99 2006-10-01 87.31 2006-11-01 87.25 2006-12-01 87.51 2007-01-01 87.59 2007-02-01 87.60 2007-03-01 87.53 2007-04-01 87.55 2007-05-01 87.80 2007-06-01 87.80 2007-07-01 87.60 2007-08-01 87.64 2007-09-01 87.53 2007-10-01 87.79 2007-11-01 87.56 2007-12-01 87.56 2008-01-01 87.66 2008-02-01 87.60 2008-03-01 87.91 2008-04-01 87.50 2008-05-01 87.49 2008-06-01 87.91 2008-07-01 88.00 2008-08-01 87.51 2008-09-01 87.35 2008-10-01 87.86 2008-11-01 87.92 2008-12-01 87.92 2009-01-01 86.19 2009-02-01 86.20 2009-03-01 86.78 2009-04-01 86.66 2009-05-01 86.66 2009-06-01 87.08 2009-07-01 86.96 2009-08-01 86.94 2009-09-01 87.10 2009-10-01 87.13 2009-11-01 87.37 2009-12-01 87.25 2010-01-01 87.32 2010-02-01 87.39 2010-03-01 87.40 2010-04-01 87.57 2010-05-01 87.80 2010-06-01 87.80 2010-07-01 88.20 2010-08-01 88.00 2010-09-01 87.93 2010-10-01 88.25 2010-11-01 88.46 2010-12-01 88.25 2011-01-01 97.45 2011-02-01 97.73 2011-03-01 97.77 2011-04-01 98.39 2011-05-01 98.38 2011-06-01 98.58 2011-07-01 98.60 2011-08-01 98.02 2011-09-01 98.01 2011-10-01 98.80 2011-11-01 98.80 2011-12-01 98.79 2012-01-01 98.98 2012-02-01 99.08 2012-03-01 99.08 2012-04-01 98.36 2012-05-01 98.39 2012-06-01 98.51 2012-07-01 98.95 2012-08-01 99.04 2012-09-01 99.01 2012-10-01 99.59 2012-11-01 99.66 2012-12-01 99.66 2013-01-01 99.64 2013-02-01 99.80 2013-03-01 99.77 2013-04-01 99.61 2013-05-01 99.48 2013-06-01 99.47 2013-07-01 99.62 2013-08-01 99.71 2013-09-01 99.58 2013-10-01 100.47 2013-11-01 99.83 2013-12-01 99.83 2014-01-01 99.52 2014-02-01 99.59 2014-03-01 99.72 2014-04-01 99.79 2014-05-01 99.90 2014-06-01 100.22 2014-07-01 100.05 2014-08-01 100.27 2014-09-01 100.29 2014-10-01 100.29 2014-11-01 100.28 2014-12-01 100.36 2015-01-01 100.36 2015-02-01 100.55 2015-03-01 100.43 2015-04-01 100.10 2015-05-01 99.80 2015-06-01 99.80 2015-07-01 99.79 2015-08-01 99.80 2015-09-01 99.86 2015-10-01 99.84 2015-11-01 99.84 2015-12-01 99.84 2016-01-01 99.89 2016-02-01 99.81 2016-03-01 99.64 2016-04-01 100.14 2016-05-01 100.17 2016-06-01 100.15 2016-07-01 100.11 2016-08-01 100.11 2016-09-01 100.24 2016-10-01 100.25 2016-11-01 100.24 2016-12-01 100.20 2017-01-01 101.31 2017-02-01 101.55 2017-03-01 101.58 2017-04-01 101.68 2017-05-01 101.70 2017-06-01 101.84 2017-07-01 101.85 2017-08-01 101.54 2017-09-01 101.56 2017-10-01 101.30 2017-11-01 101.30 2017-12-01 101.33 2018-01-01 100.49 2018-02-01 100.66 2018-03-01 100.51 2018-04-01 100.48 2018-05-01 100.71 2018-06-01 100.42 2018-07-01 100.44 2018-08-01 101.25 2018-09-01 101.25