Month Index 2015=100 1996-01-01 79.64 1996-02-01 79.56 1996-03-01 79.56 1996-04-01 79.48 1996-05-01 79.32 1996-06-01 79.08 1996-07-01 79.16 1996-08-01 79.24 1996-09-01 78.92 1996-10-01 78.69 1996-11-01 79.48 1996-12-01 79.72 1997-01-01 79.80 1997-02-01 79.40 1997-03-01 79.16 1997-04-01 78.21 1997-05-01 78.45 1997-06-01 77.97 1997-07-01 77.65 1997-08-01 77.89 1997-09-01 77.73 1997-10-01 77.50 1997-11-01 77.65 1997-12-01 77.73 1998-01-01 78.05 1998-02-01 78.69 1998-03-01 79.24 1998-04-01 79.40 1998-05-01 79.56 1998-06-01 79.32 1998-07-01 79.48 1998-08-01 79.48 1998-09-01 79.40 1998-10-01 79.24 1998-11-01 79.32 1998-12-01 79.32 1999-01-01 79.56 1999-02-01 79.48 1999-03-01 79.24 1999-04-01 80.11 1999-05-01 80.67 1999-06-01 80.27 1999-07-01 79.80 1999-08-01 80.35 1999-09-01 80.75 1999-10-01 80.43 1999-11-01 80.51 1999-12-01 80.03 2000-01-01 80.67 2000-02-01 80.75 2000-03-01 80.67 2000-04-01 81.22 2000-05-01 80.99 2000-06-01 80.27 2000-07-01 80.91 2000-08-01 80.99 2000-09-01 80.91 2000-10-01 79.56 2000-11-01 79.95 2000-12-01 80.27 2001-01-01 80.71 2001-02-01 81.24 2001-03-01 81.45 2001-04-01 81.94 2001-05-01 82.00 2001-06-01 82.43 2001-07-01 82.02 2001-08-01 81.62 2001-09-01 82.15 2001-10-01 82.62 2001-11-01 82.70 2001-12-01 82.92 2002-01-01 83.37 2002-02-01 82.72 2002-03-01 83.11 2002-04-01 83.81 2002-05-01 83.77 2002-06-01 83.59 2002-07-01 83.79 2002-08-01 83.82 2002-09-01 83.31 2002-10-01 82.56 2002-11-01 83.84 2002-12-01 83.69 2003-01-01 84.38 2003-02-01 84.47 2003-03-01 83.42 2003-04-01 84.60 2003-05-01 84.46 2003-06-01 84.99 2003-07-01 84.44 2003-08-01 83.59 2003-09-01 84.77 2003-10-01 84.68 2003-11-01 85.13 2003-12-01 85.01 2004-01-01 84.02 2004-02-01 84.46 2004-03-01 84.13 2004-04-01 83.34 2004-05-01 84.16 2004-06-01 85.10 2004-07-01 84.23 2004-08-01 84.52 2004-09-01 84.20 2004-10-01 84.53 2004-11-01 83.50 2004-12-01 83.35 2005-01-01 84.07 2005-02-01 83.99 2005-03-01 83.81 2005-04-01 83.95 2005-05-01 84.47 2005-06-01 84.28 2005-07-01 84.61 2005-08-01 84.46 2005-09-01 84.32 2005-10-01 83.53 2005-11-01 83.55 2005-12-01 83.37 2006-01-01 83.78 2006-02-01 83.95 2006-03-01 84.15 2006-04-01 84.60 2006-05-01 84.59 2006-06-01 84.66 2006-07-01 84.52 2006-08-01 84.79 2006-09-01 84.96 2006-10-01 85.23 2006-11-01 85.02 2006-12-01 84.80 2007-01-01 85.25 2007-02-01 85.49 2007-03-01 85.46 2007-04-01 85.46 2007-05-01 85.54 2007-06-01 85.33 2007-07-01 85.33 2007-08-01 85.05 2007-09-01 84.92 2007-10-01 85.72 2007-11-01 85.66 2007-12-01 86.18 2008-01-01 87.72 2008-02-01 87.85 2008-03-01 87.68 2008-04-01 88.55 2008-05-01 88.17 2008-06-01 88.90 2008-07-01 88.75 2008-08-01 89.11 2008-09-01 90.02 2008-10-01 89.79 2008-11-01 90.36 2008-12-01 90.60 2009-01-01 92.22 2009-02-01 91.91 2009-03-01 91.91 2009-04-01 91.92 2009-05-01 91.61 2009-06-01 91.99 2009-07-01 91.34 2009-08-01 91.84 2009-09-01 91.92 2009-10-01 93.47 2009-11-01 93.38 2009-12-01 93.37 2010-01-01 94.01 2010-02-01 93.89 2010-03-01 93.43 2010-04-01 93.27 2010-05-01 92.90 2010-06-01 93.41 2010-07-01 93.35 2010-08-01 93.71 2010-09-01 93.69 2010-10-01 93.33 2010-11-01 93.19 2010-12-01 93.12 2011-01-01 93.75 2011-02-01 94.21 2011-03-01 93.41 2011-04-01 93.71 2011-05-01 93.16 2011-06-01 93.85 2011-07-01 94.88 2011-08-01 95.03 2011-09-01 95.20 2011-10-01 95.42 2011-11-01 94.98 2011-12-01 94.89 2012-01-01 95.61 2012-02-01 95.44 2012-03-01 95.99 2012-04-01 96.96 2012-05-01 97.13 2012-06-01 97.06 2012-07-01 97.85 2012-08-01 98.04 2012-09-01 97.50 2012-10-01 98.11 2012-11-01 98.10 2012-12-01 98.50 2013-01-01 99.48 2013-02-01 99.22 2013-03-01 100.27 2013-04-01 100.68 2013-05-01 100.11 2013-06-01 100.42 2013-07-01 99.62 2013-08-01 100.26 2013-09-01 99.74 2013-10-01 99.83 2013-11-01 100.18 2013-12-01 100.54 2014-01-01 101.12 2014-02-01 100.85 2014-03-01 100.49 2014-04-01 99.80 2014-05-01 99.58 2014-06-01 100.21 2014-07-01 99.28 2014-08-01 99.08 2014-09-01 98.94 2014-10-01 98.99 2014-11-01 99.00 2014-12-01 99.24 2015-01-01 101.66 2015-02-01 101.10 2015-03-01 101.20 2015-04-01 98.90 2015-05-01 99.71 2015-06-01 99.29 2015-07-01 99.61 2015-08-01 100.74 2015-09-01 100.26 2015-10-01 99.83 2015-11-01 98.76 2015-12-01 98.95 2016-01-01 100.40 2016-02-01 100.50 2016-03-01 99.23 2016-04-01 98.60 2016-05-01 98.14 2016-06-01 98.16 2016-07-01 97.93 2016-08-01 97.76 2016-09-01 97.94 2016-10-01 98.16 2016-11-01 98.11 2016-12-01 97.98 2017-01-01 97.60 2017-02-01 98.03 2017-03-01 97.94 2017-04-01 98.37 2017-05-01 98.07 2017-06-01 98.59 2017-07-01 98.56 2017-08-01 98.25 2017-09-01 98.26 2017-10-01 99.44 2017-11-01 99.28 2017-12-01 99.16 2018-01-01 100.05 2018-02-01 100.04 2018-03-01 100.70 2018-04-01 101.50 2018-05-01 101.50 2018-06-01 102.08 2018-07-01 101.82 2018-08-01 102.42 2018-09-01 101.46 2018-10-01 101.80