Month Index 2015=100 1996-01-01 82.43 1996-02-01 82.59 1996-03-01 82.83 1996-04-01 82.99 1996-05-01 82.97 1996-06-01 83.05 1996-07-01 83.10 1996-08-01 83.07 1996-09-01 83.10 1996-10-01 83.12 1996-11-01 83.07 1996-12-01 83.14 1997-01-01 83.33 1997-02-01 83.57 1997-03-01 83.70 1997-04-01 83.77 1997-05-01 83.86 1997-06-01 83.81 1997-07-01 83.79 1997-08-01 83.84 1997-09-01 83.83 1997-10-01 83.88 1997-11-01 83.92 1997-12-01 83.96 1998-01-01 84.09 1998-02-01 84.27 1998-03-01 84.45 1998-04-01 84.50 1998-05-01 84.66 1998-06-01 84.74 1998-07-01 84.84 1998-08-01 84.96 1998-09-01 85.02 1998-10-01 85.04 1998-11-01 85.11 1998-12-01 85.18 1999-01-01 85.30 1999-02-01 85.42 1999-03-01 85.70 1999-04-01 85.79 1999-05-01 85.91 1999-06-01 85.89 1999-07-01 85.95 1999-08-01 85.91 1999-09-01 85.93 1999-10-01 86.04 1999-11-01 86.09 1999-12-01 86.18 2000-01-01 86.33 2000-02-01 86.45 2000-03-01 86.71 2000-04-01 86.71 2000-05-01 86.92 2000-06-01 87.00 2000-07-01 87.09 2000-08-01 87.19 2000-09-01 87.42 2000-10-01 87.69 2000-11-01 87.80 2000-12-01 87.90 2001-01-01 88.12 2001-02-01 88.54 2001-03-01 88.91 2001-04-01 89.17 2001-05-01 89.48 2001-06-01 89.67 2001-07-01 89.93 2001-08-01 90.22 2001-09-01 90.58 2001-10-01 90.89 2001-11-01 90.95 2001-12-01 91.06 2002-01-01 91.11 2002-02-01 91.13 2002-03-01 91.29 2002-04-01 91.40 2002-05-01 91.52 2002-06-01 91.71 2002-07-01 91.92 2002-08-01 92.21 2002-09-01 92.52 2002-10-01 92.64 2002-11-01 92.67 2002-12-01 92.89 2003-01-01 92.79 2003-02-01 92.93 2003-03-01 93.26 2003-04-01 93.55 2003-05-01 93.61 2003-06-01 93.87 2003-07-01 93.88 2003-08-01 94.09 2003-09-01 94.15 2003-10-01 94.12 2003-11-01 94.00 2003-12-01 94.13 2004-01-01 93.95 2004-02-01 94.00 2004-03-01 94.29 2004-04-01 94.39 2004-05-01 94.39 2004-06-01 94.45 2004-07-01 94.27 2004-08-01 94.41 2004-09-01 94.16 2004-10-01 94.01 2004-11-01 93.92 2004-12-01 93.91 2005-01-01 93.65 2005-02-01 93.72 2005-03-01 93.99 2005-04-01 94.05 2005-05-01 94.01 2005-06-01 94.22 2005-07-01 93.89 2005-08-01 94.21 2005-09-01 94.10 2005-10-01 94.14 2005-11-01 94.18 2005-12-01 94.28 2006-01-01 94.09 2006-02-01 94.33 2006-03-01 94.70 2006-04-01 94.95 2006-05-01 94.88 2006-06-01 95.05 2006-07-01 94.94 2006-08-01 95.16 2006-09-01 95.30 2006-10-01 95.31 2006-11-01 95.39 2006-12-01 95.52 2007-01-01 95.38 2007-02-01 95.61 2007-03-01 95.94 2007-04-01 96.19 2007-05-01 96.16 2007-06-01 96.22 2007-07-01 96.02 2007-08-01 96.30 2007-09-01 96.33 2007-10-01 96.56 2007-11-01 96.65 2007-12-01 96.72 2008-01-01 96.89 2008-02-01 97.21 2008-03-01 97.55 2008-04-01 97.84 2008-05-01 97.95 2008-06-01 98.05 2008-07-01 98.19 2008-08-01 98.25 2008-09-01 98.35 2008-10-01 98.42 2008-11-01 98.67 2008-12-01 98.68 2009-01-01 98.67 2009-02-01 98.95 2009-03-01 99.17 2009-04-01 99.30 2009-05-01 99.27 2009-06-01 99.16 2009-07-01 98.93 2009-08-01 99.19 2009-09-01 99.27 2009-10-01 99.14 2009-11-01 99.27 2009-12-01 99.36 2010-01-01 99.01 2010-02-01 99.31 2010-03-01 99.25 2010-04-01 99.44 2010-05-01 99.34 2010-06-01 99.32 2010-07-01 99.20 2010-08-01 99.61 2010-09-01 99.62 2010-10-01 99.64 2010-11-01 99.68 2010-12-01 99.79 2011-01-01 99.69 2011-02-01 99.77 2011-03-01 99.79 2011-04-01 100.01 2011-05-01 100.02 2011-06-01 100.08 2011-07-01 100.01 2011-08-01 100.38 2011-09-01 100.42 2011-10-01 100.74 2011-11-01 100.84 2011-12-01 100.90 2012-01-01 100.77 2012-02-01 101.14 2012-03-01 101.19 2012-04-01 101.35 2012-05-01 101.19 2012-06-01 101.11 2012-07-01 100.94 2012-08-01 101.09 2012-09-01 101.21 2012-10-01 101.48 2012-11-01 101.51 2012-12-01 101.49 2013-01-01 101.15 2013-02-01 101.40 2013-03-01 101.33 2013-04-01 101.46 2013-05-01 101.46 2013-06-01 101.38 2013-07-01 100.95 2013-08-01 101.26 2013-09-01 101.19 2013-10-01 101.24 2013-11-01 101.27 2013-12-01 101.18 2014-01-01 100.96 2014-02-01 101.06 2014-03-01 101.06 2014-04-01 101.01 2014-05-01 100.85 2014-06-01 100.62 2014-07-01 100.37 2014-08-01 100.55 2014-09-01 100.44 2014-10-01 100.49 2014-11-01 100.37 2014-12-01 100.25 2015-01-01 100.02 2015-02-01 100.20 2015-03-01 100.41 2015-04-01 100.39 2015-05-01 100.33 2015-06-01 100.16 2015-07-01 99.87 2015-08-01 99.90 2015-09-01 99.77 2015-10-01 99.79 2015-11-01 99.57 2015-12-01 99.59 2016-01-01 99.38 2016-02-01 99.60 2016-03-01 99.43 2016-04-01 99.33 2016-05-01 99.34 2016-06-01 99.37 2016-07-01 99.19 2016-08-01 99.27 2016-09-01 99.15 2016-10-01 99.04 2016-11-01 98.82 2016-12-01 98.70 2017-01-01 98.63 2017-02-01 98.62 2017-03-01 98.70 2017-04-01 98.68 2017-05-01 98.67 2017-06-01 98.84 2017-07-01 98.54 2017-08-01 98.65 2017-09-01 98.53 2017-10-01 98.61 2017-11-01 98.59 2017-12-01 98.64 2018-01-01 98.60 2018-02-01 98.70 2018-03-01 98.90 2018-04-01 99.04 2018-05-01 98.99 2018-06-01 98.83 2018-07-01 98.64 2018-08-01 98.91 2018-09-01 98.68 2018-10-01 98.84