Month Index 2015=100 1996-01-01 81.78 1996-02-01 81.99 1996-03-01 82.12 1996-04-01 82.28 1996-05-01 82.42 1996-06-01 82.33 1996-07-01 82.37 1996-08-01 82.43 1996-09-01 82.38 1996-10-01 82.37 1996-11-01 82.39 1996-12-01 82.35 1997-01-01 82.06 1997-02-01 82.07 1997-03-01 82.08 1997-04-01 82.10 1997-05-01 82.19 1997-06-01 82.28 1997-07-01 82.28 1997-08-01 82.27 1997-09-01 82.19 1997-10-01 82.17 1997-11-01 82.23 1997-12-01 82.28 1998-01-01 82.29 1998-02-01 82.41 1998-03-01 82.65 1998-04-01 82.82 1998-05-01 82.94 1998-06-01 83.10 1998-07-01 83.18 1998-08-01 83.33 1998-09-01 83.52 1998-10-01 83.62 1998-11-01 83.64 1998-12-01 83.72 1999-01-01 83.78 1999-02-01 83.97 1999-03-01 84.07 1999-04-01 84.19 1999-05-01 84.25 1999-06-01 84.29 1999-07-01 84.09 1999-08-01 84.16 1999-09-01 84.03 1999-10-01 84.04 1999-11-01 84.00 1999-12-01 84.07 2000-01-01 84.27 2000-02-01 84.22 2000-03-01 84.28 2000-04-01 84.48 2000-05-01 84.47 2000-06-01 84.64 2000-07-01 84.77 2000-08-01 84.83 2000-09-01 85.02 2000-10-01 85.32 2000-11-01 85.54 2000-12-01 85.75 2001-01-01 86.01 2001-02-01 86.08 2001-03-01 86.17 2001-04-01 86.52 2001-05-01 86.62 2001-06-01 86.78 2001-07-01 86.82 2001-08-01 87.07 2001-09-01 87.28 2001-10-01 87.37 2001-11-01 87.52 2001-12-01 87.60 2002-01-01 87.69 2002-02-01 87.70 2002-03-01 87.73 2002-04-01 87.89 2002-05-01 87.98 2002-06-01 88.17 2002-07-01 88.17 2002-08-01 88.17 2002-09-01 88.29 2002-10-01 88.36 2002-11-01 88.47 2002-12-01 88.52 2003-01-01 88.57 2003-02-01 88.61 2003-03-01 88.60 2003-04-01 88.76 2003-05-01 88.80 2003-06-01 88.73 2003-07-01 88.84 2003-08-01 88.86 2003-09-01 88.95 2003-10-01 88.96 2003-11-01 88.82 2003-12-01 88.64 2004-01-01 88.62 2004-02-01 88.63 2004-03-01 88.56 2004-04-01 88.43 2004-05-01 88.41 2004-06-01 88.40 2004-07-01 88.35 2004-08-01 88.29 2004-09-01 88.07 2004-10-01 88.04 2004-11-01 87.88 2004-12-01 87.83 2005-01-01 87.86 2005-02-01 87.84 2005-03-01 87.75 2005-04-01 87.76 2005-05-01 88.01 2005-06-01 87.97 2005-07-01 87.88 2005-08-01 87.97 2005-09-01 87.99 2005-10-01 87.92 2005-11-01 87.85 2005-12-01 88.06 2006-01-01 88.10 2006-02-01 88.40 2006-03-01 88.42 2006-04-01 88.56 2006-05-01 88.65 2006-06-01 88.78 2006-07-01 88.84 2006-08-01 89.04 2006-09-01 89.16 2006-10-01 89.24 2006-11-01 89.41 2006-12-01 89.49 2007-01-01 89.52 2007-02-01 89.61 2007-03-01 89.79 2007-04-01 89.97 2007-05-01 90.05 2007-06-01 90.21 2007-07-01 90.39 2007-08-01 90.52 2007-09-01 90.55 2007-10-01 90.61 2007-11-01 90.77 2007-12-01 90.89 2008-01-01 91.02 2008-02-01 91.28 2008-03-01 91.47 2008-04-01 91.69 2008-05-01 92.06 2008-06-01 92.31 2008-07-01 92.59 2008-08-01 92.98 2008-09-01 93.26 2008-10-01 93.43 2008-11-01 93.54 2008-12-01 93.70 2009-01-01 93.99 2009-02-01 94.70 2009-03-01 94.89 2009-04-01 94.96 2009-05-01 95.11 2009-06-01 95.24 2009-07-01 95.32 2009-08-01 95.64 2009-09-01 95.62 2009-10-01 95.67 2009-11-01 95.39 2009-12-01 95.56 2010-01-01 95.57 2010-02-01 95.58 2010-03-01 95.89 2010-04-01 95.47 2010-05-01 95.63 2010-06-01 95.80 2010-07-01 96.06 2010-08-01 96.29 2010-09-01 96.32 2010-10-01 96.52 2010-11-01 96.35 2010-12-01 96.36 2011-01-01 96.63 2011-02-01 96.75 2011-03-01 96.82 2011-04-01 96.75 2011-05-01 96.66 2011-06-01 97.00 2011-07-01 97.38 2011-08-01 98.00 2011-09-01 98.34 2011-10-01 98.60 2011-11-01 98.86 2011-12-01 99.13 2012-01-01 99.05 2012-02-01 99.39 2012-03-01 99.49 2012-04-01 99.68 2012-05-01 99.74 2012-06-01 99.94 2012-07-01 99.79 2012-08-01 99.87 2012-09-01 100.17 2012-10-01 100.33 2012-11-01 100.36 2012-12-01 100.44 2013-01-01 100.43 2013-02-01 100.72 2013-03-01 100.50 2013-04-01 100.54 2013-05-01 100.79 2013-06-01 100.70 2013-07-01 100.72 2013-08-01 100.54 2013-09-01 100.72 2013-10-01 100.70 2013-11-01 100.72 2013-12-01 100.89 2014-01-01 100.50 2014-02-01 100.64 2014-03-01 100.56 2014-04-01 100.60 2014-05-01 100.67 2014-06-01 100.56 2014-07-01 100.53 2014-08-01 100.34 2014-09-01 100.35 2014-10-01 100.26 2014-11-01 100.32 2014-12-01 100.23 2015-01-01 100.27 2015-02-01 100.25 2015-03-01 100.21 2015-04-01 99.95 2015-05-01 100.01 2015-06-01 100.00 2015-07-01 100.04 2015-08-01 100.06 2015-09-01 99.96 2015-10-01 99.85 2015-11-01 99.55 2015-12-01 99.85 2016-01-01 99.38 2016-02-01 99.62 2016-03-01 99.48 2016-04-01 99.38 2016-05-01 99.56 2016-06-01 99.55 2016-07-01 99.20 2016-08-01 99.21 2016-09-01 99.07 2016-10-01 99.48 2016-11-01 99.33 2016-12-01 99.12 2017-01-01 99.15 2017-02-01 99.28 2017-03-01 98.96 2017-04-01 99.04 2017-05-01 98.98 2017-06-01 99.03 2017-07-01 99.11 2017-08-01 99.09 2017-09-01 98.80 2017-10-01 99.09 2017-11-01 98.97 2017-12-01 98.88 2018-01-01 98.80 2018-02-01 98.84 2018-03-01 98.78 2018-04-01 98.93 2018-05-01 99.29 2018-06-01 99.18 2018-07-01 99.30 2018-08-01 99.12 2018-09-01 98.80 2018-10-01 98.98