Month Index 2015=100 1996-01-01 81.76 1996-02-01 81.97 1996-03-01 82.09 1996-04-01 82.26 1996-05-01 82.39 1996-06-01 82.31 1996-07-01 82.34 1996-08-01 82.41 1996-09-01 82.35 1996-10-01 82.35 1996-11-01 82.36 1996-12-01 82.33 1997-01-01 82.03 1997-02-01 82.03 1997-03-01 82.04 1997-04-01 82.07 1997-05-01 82.15 1997-06-01 82.24 1997-07-01 82.24 1997-08-01 82.23 1997-09-01 82.15 1997-10-01 82.13 1997-11-01 82.19 1997-12-01 82.24 1998-01-01 82.25 1998-02-01 82.37 1998-03-01 82.62 1998-04-01 82.79 1998-05-01 82.91 1998-06-01 83.07 1998-07-01 83.15 1998-08-01 83.31 1998-09-01 83.50 1998-10-01 83.60 1998-11-01 83.62 1998-12-01 83.70 1999-01-01 83.77 1999-02-01 83.96 1999-03-01 84.07 1999-04-01 84.19 1999-05-01 84.24 1999-06-01 84.28 1999-07-01 84.08 1999-08-01 84.15 1999-09-01 84.02 1999-10-01 84.03 1999-11-01 83.98 1999-12-01 84.06 2000-01-01 84.26 2000-02-01 84.20 2000-03-01 84.26 2000-04-01 84.47 2000-05-01 84.45 2000-06-01 84.63 2000-07-01 84.75 2000-08-01 84.82 2000-09-01 85.00 2000-10-01 85.30 2000-11-01 85.53 2000-12-01 85.74 2001-01-01 85.98 2001-02-01 86.05 2001-03-01 86.15 2001-04-01 86.50 2001-05-01 86.59 2001-06-01 86.76 2001-07-01 86.80 2001-08-01 87.05 2001-09-01 87.26 2001-10-01 87.36 2001-11-01 87.50 2001-12-01 87.59 2002-01-01 87.67 2002-02-01 87.67 2002-03-01 87.70 2002-04-01 87.87 2002-05-01 87.95 2002-06-01 88.14 2002-07-01 88.13 2002-08-01 88.15 2002-09-01 88.28 2002-10-01 88.33 2002-11-01 88.44 2002-12-01 88.49 2003-01-01 88.54 2003-02-01 88.59 2003-03-01 88.58 2003-04-01 88.75 2003-05-01 88.79 2003-06-01 88.71 2003-07-01 88.83 2003-08-01 88.85 2003-09-01 88.94 2003-10-01 88.94 2003-11-01 88.80 2003-12-01 88.63 2004-01-01 88.60 2004-02-01 88.61 2004-03-01 88.54 2004-04-01 88.40 2004-05-01 88.38 2004-06-01 88.39 2004-07-01 88.33 2004-08-01 88.26 2004-09-01 88.05 2004-10-01 88.02 2004-11-01 87.86 2004-12-01 87.80 2005-01-01 87.82 2005-02-01 87.79 2005-03-01 87.70 2005-04-01 87.72 2005-05-01 87.96 2005-06-01 87.94 2005-07-01 87.85 2005-08-01 87.94 2005-09-01 87.95 2005-10-01 87.89 2005-11-01 87.81 2005-12-01 88.03 2006-01-01 88.06 2006-02-01 88.37 2006-03-01 88.39 2006-04-01 88.57 2006-05-01 88.66 2006-06-01 88.79 2006-07-01 88.83 2006-08-01 89.02 2006-09-01 89.13 2006-10-01 89.23 2006-11-01 89.40 2006-12-01 89.47 2007-01-01 89.50 2007-02-01 89.60 2007-03-01 89.78 2007-04-01 89.95 2007-05-01 90.03 2007-06-01 90.18 2007-07-01 90.36 2007-08-01 90.49 2007-09-01 90.52 2007-10-01 90.60 2007-11-01 90.76 2007-12-01 90.88 2008-01-01 91.01 2008-02-01 91.20 2008-03-01 91.39 2008-04-01 91.61 2008-05-01 91.97 2008-06-01 92.22 2008-07-01 92.50 2008-08-01 92.89 2008-09-01 93.16 2008-10-01 93.34 2008-11-01 93.46 2008-12-01 93.61 2009-01-01 93.91 2009-02-01 94.61 2009-03-01 94.80 2009-04-01 94.86 2009-05-01 95.00 2009-06-01 95.16 2009-07-01 95.23 2009-08-01 95.55 2009-09-01 95.53 2009-10-01 95.60 2009-11-01 95.32 2009-12-01 95.49 2010-01-01 95.48 2010-02-01 95.50 2010-03-01 95.79 2010-04-01 95.40 2010-05-01 95.55 2010-06-01 95.72 2010-07-01 95.97 2010-08-01 96.20 2010-09-01 96.23 2010-10-01 96.43 2010-11-01 96.26 2010-12-01 96.27 2011-01-01 96.55 2011-02-01 96.65 2011-03-01 96.72 2011-04-01 96.65 2011-05-01 96.56 2011-06-01 96.90 2011-07-01 97.28 2011-08-01 97.91 2011-09-01 98.25 2011-10-01 98.51 2011-11-01 98.78 2011-12-01 99.05 2012-01-01 98.98 2012-02-01 99.30 2012-03-01 99.41 2012-04-01 99.61 2012-05-01 99.66 2012-06-01 99.86 2012-07-01 99.72 2012-08-01 99.81 2012-09-01 100.09 2012-10-01 100.26 2012-11-01 100.29 2012-12-01 100.38 2013-01-01 100.37 2013-02-01 100.65 2013-03-01 100.43 2013-04-01 100.47 2013-05-01 100.71 2013-06-01 100.63 2013-07-01 100.65 2013-08-01 100.47 2013-09-01 100.66 2013-10-01 100.65 2013-11-01 100.68 2013-12-01 100.88 2014-01-01 100.50 2014-02-01 100.61 2014-03-01 100.55 2014-04-01 100.58 2014-05-01 100.65 2014-06-01 100.55 2014-07-01 100.50 2014-08-01 100.31 2014-09-01 100.36 2014-10-01 100.30 2014-11-01 100.38 2014-12-01 100.25 2015-01-01 100.29 2015-02-01 100.28 2015-03-01 100.25 2015-04-01 99.96 2015-05-01 100.04 2015-06-01 100.01 2015-07-01 100.04 2015-08-01 100.04 2015-09-01 99.92 2015-10-01 99.82 2015-11-01 99.54 2015-12-01 99.82 2016-01-01 99.34 2016-02-01 99.55 2016-03-01 99.46 2016-04-01 99.32 2016-05-01 99.49 2016-06-01 99.47 2016-07-01 99.11 2016-08-01 99.10 2016-09-01 98.98 2016-10-01 99.39 2016-11-01 99.26 2016-12-01 99.02 2017-01-01 99.05 2017-02-01 99.18 2017-03-01 98.87 2017-04-01 98.95 2017-05-01 98.91 2017-06-01 98.93 2017-07-01 99.00 2017-08-01 99.00 2017-09-01 98.71 2017-10-01 99.01 2017-11-01 98.94 2017-12-01 98.83 2018-01-01 98.77 2018-02-01 98.79 2018-03-01 98.74 2018-04-01 98.88 2018-05-01 99.24 2018-06-01 99.12 2018-07-01 99.21 2018-08-01 99.02 2018-09-01 98.68 2018-10-01 98.89