Month Index 2015=100 1996-01-01 87.46 1996-02-01 87.55 1996-03-01 87.28 1996-04-01 87.52 1996-05-01 88.00 1996-06-01 87.85 1996-07-01 86.33 1996-08-01 86.41 1996-09-01 86.84 1996-10-01 86.71 1996-11-01 86.88 1996-12-01 86.53 1997-01-01 86.73 1997-02-01 86.83 1997-03-01 86.85 1997-04-01 86.62 1997-05-01 86.30 1997-06-01 85.98 1997-07-01 85.87 1997-08-01 85.52 1997-09-01 85.88 1997-10-01 85.46 1997-11-01 86.01 1997-12-01 85.95 1998-01-01 85.98 1998-02-01 85.98 1998-03-01 86.05 1998-04-01 85.85 1998-05-01 85.35 1998-06-01 85.59 1998-07-01 85.46 1998-08-01 85.64 1998-09-01 85.62 1998-10-01 85.51 1998-11-01 85.80 1998-12-01 85.73 1999-01-01 85.91 1999-02-01 85.90 1999-03-01 85.90 1999-04-01 85.74 1999-05-01 85.88 1999-06-01 85.92 1999-07-01 85.66 1999-08-01 85.79 1999-09-01 85.80 1999-10-01 85.93 1999-11-01 86.07 1999-12-01 85.97 2000-01-01 85.70 2000-02-01 85.98 2000-03-01 86.24 2000-04-01 86.25 2000-05-01 86.38 2000-06-01 86.38 2000-07-01 86.42 2000-08-01 86.49 2000-09-01 86.56 2000-10-01 86.77 2000-11-01 86.83 2000-12-01 86.79 2001-01-01 86.72 2001-02-01 86.88 2001-03-01 87.19 2001-04-01 87.26 2001-05-01 87.35 2001-06-01 87.44 2001-07-01 87.38 2001-08-01 87.58 2001-09-01 87.69 2001-10-01 87.73 2001-11-01 87.86 2001-12-01 87.90 2002-01-01 88.32 2002-02-01 88.17 2002-03-01 88.49 2002-04-01 88.71 2002-05-01 88.75 2002-06-01 88.76 2002-07-01 88.66 2002-08-01 88.62 2002-09-01 88.86 2002-10-01 88.99 2002-11-01 89.37 2002-12-01 89.40 2003-01-01 89.49 2003-02-01 89.93 2003-03-01 90.13 2003-04-01 90.24 2003-05-01 90.41 2003-06-01 90.70 2003-07-01 90.67 2003-08-01 90.91 2003-09-01 91.23 2003-10-01 91.49 2003-11-01 91.50 2003-12-01 91.90 2004-01-01 92.19 2004-02-01 92.34 2004-03-01 92.58 2004-04-01 92.46 2004-05-01 92.51 2004-06-01 92.82 2004-07-01 92.82 2004-08-01 92.89 2004-09-01 92.58 2004-10-01 92.62 2004-11-01 92.83 2004-12-01 92.99 2005-01-01 93.65 2005-02-01 93.77 2005-03-01 93.95 2005-04-01 94.07 2005-05-01 94.08 2005-06-01 94.22 2005-07-01 94.30 2005-08-01 94.40 2005-09-01 94.48 2005-10-01 94.50 2005-11-01 94.56 2005-12-01 94.59 2006-01-01 94.31 2006-02-01 94.52 2006-03-01 94.67 2006-04-01 94.63 2006-05-01 94.46 2006-06-01 94.60 2006-07-01 94.43 2006-08-01 94.39 2006-09-01 94.39 2006-10-01 94.70 2006-11-01 94.85 2006-12-01 94.77 2007-01-01 95.25 2007-02-01 95.40 2007-03-01 95.90 2007-04-01 95.75 2007-05-01 95.79 2007-06-01 96.03 2007-07-01 96.29 2007-08-01 96.37 2007-09-01 96.65 2007-10-01 96.72 2007-11-01 96.68 2007-12-01 96.75 2008-01-01 97.33 2008-02-01 96.96 2008-03-01 97.11 2008-04-01 97.12 2008-05-01 97.06 2008-06-01 97.11 2008-07-01 97.02 2008-08-01 97.10 2008-09-01 97.31 2008-10-01 97.74 2008-11-01 97.84 2008-12-01 97.81 2009-01-01 97.83 2009-02-01 97.26 2009-03-01 97.39 2009-04-01 97.64 2009-05-01 97.70 2009-06-01 98.05 2009-07-01 98.14 2009-08-01 98.30 2009-09-01 98.21 2009-10-01 97.44 2009-11-01 97.48 2009-12-01 97.56 2010-01-01 97.55 2010-02-01 97.61 2010-03-01 97.70 2010-04-01 97.72 2010-05-01 97.69 2010-06-01 97.67 2010-07-01 97.59 2010-08-01 97.59 2010-09-01 97.53 2010-10-01 97.52 2010-11-01 97.47 2010-12-01 97.45 2011-01-01 97.40 2011-02-01 97.41 2011-03-01 97.47 2011-04-01 97.44 2011-05-01 98.18 2011-06-01 98.19 2011-07-01 98.20 2011-08-01 98.22 2011-09-01 98.46 2011-10-01 98.61 2011-11-01 98.97 2011-12-01 98.97 2012-01-01 98.76 2012-02-01 99.19 2012-03-01 99.29 2012-04-01 99.28 2012-05-01 99.50 2012-06-01 99.40 2012-07-01 99.20 2012-08-01 99.69 2012-09-01 99.98 2012-10-01 99.97 2012-11-01 100.04 2012-12-01 100.12 2013-01-01 99.89 2013-02-01 100.04 2013-03-01 100.17 2013-04-01 100.09 2013-05-01 100.16 2013-06-01 100.01 2013-07-01 99.46 2013-08-01 99.93 2013-09-01 100.10 2013-10-01 100.25 2013-11-01 100.33 2013-12-01 100.58 2014-01-01 100.01 2014-02-01 100.65 2014-03-01 100.97 2014-04-01 101.01 2014-05-01 100.95 2014-06-01 100.23 2014-07-01 100.05 2014-08-01 100.65 2014-09-01 100.52 2014-10-01 100.45 2014-11-01 100.57 2014-12-01 100.65 2015-01-01 100.29 2015-02-01 100.31 2015-03-01 100.36 2015-04-01 100.35 2015-05-01 100.23 2015-06-01 100.06 2015-07-01 99.92 2015-08-01 99.84 2015-09-01 99.91 2015-10-01 99.70 2015-11-01 99.53 2015-12-01 99.49 2016-01-01 99.13 2016-02-01 99.13 2016-03-01 99.13 2016-04-01 99.25 2016-05-01 99.34 2016-06-01 99.07 2016-07-01 98.90 2016-08-01 99.21 2016-09-01 99.27 2016-10-01 98.86 2016-11-01 98.83 2016-12-01 98.94 2017-01-01 98.97 2017-02-01 98.76 2017-03-01 99.20 2017-04-01 99.13 2017-05-01 99.12 2017-06-01 99.24 2017-07-01 98.49 2017-08-01 98.70 2017-09-01 98.81 2017-10-01 98.70 2017-11-01 98.67 2017-12-01 98.70 2018-01-01 99.08 2018-02-01 99.21 2018-03-01 99.63 2018-04-01 99.65 2018-05-01 99.81 2018-06-01 99.99 2018-07-01 99.80 2018-08-01 100.02 2018-09-01 99.98 2018-10-01 100.17