Month Index 2015=100 1996-01-01 79.00 1996-02-01 79.00 1996-03-01 78.92 1996-04-01 79.00 1996-05-01 78.69 1996-06-01 78.92 1996-07-01 78.76 1996-08-01 78.92 1996-09-01 78.69 1996-10-01 78.69 1996-11-01 78.69 1996-12-01 78.84 1997-01-01 78.84 1997-02-01 78.45 1997-03-01 78.45 1997-04-01 78.37 1997-05-01 78.61 1997-06-01 78.61 1997-07-01 78.61 1997-08-01 78.92 1997-09-01 78.92 1997-10-01 77.27 1997-11-01 77.27 1997-12-01 77.58 1998-01-01 77.50 1998-02-01 77.27 1998-03-01 77.35 1998-04-01 76.87 1998-05-01 77.35 1998-06-01 77.35 1998-07-01 77.82 1998-08-01 77.66 1998-09-01 78.45 1998-10-01 77.90 1998-11-01 78.37 1998-12-01 78.13 1999-01-01 77.98 1999-02-01 77.82 1999-03-01 77.90 1999-04-01 78.29 1999-05-01 78.45 1999-06-01 78.84 1999-07-01 78.61 1999-08-01 78.53 1999-09-01 78.21 1999-10-01 78.76 1999-11-01 79.47 1999-12-01 79.08 2000-01-01 79.87 2000-02-01 80.11 2000-03-01 79.95 2000-04-01 79.87 2000-05-01 80.03 2000-06-01 80.74 2000-07-01 80.50 2000-08-01 80.03 2000-09-01 80.26 2000-10-01 80.26 2000-11-01 79.95 2000-12-01 80.11 2001-01-01 80.42 2001-02-01 80.59 2001-03-01 80.55 2001-04-01 79.94 2001-05-01 81.09 2001-06-01 80.63 2001-07-01 81.11 2001-08-01 81.44 2001-09-01 81.22 2001-10-01 82.24 2001-11-01 81.87 2001-12-01 81.94 2002-01-01 82.32 2002-02-01 82.23 2002-03-01 82.21 2002-04-01 82.32 2002-05-01 81.98 2002-06-01 82.25 2002-07-01 82.30 2002-08-01 82.38 2002-09-01 82.43 2002-10-01 81.84 2002-11-01 82.61 2002-12-01 82.75 2003-01-01 83.17 2003-02-01 82.75 2003-03-01 83.17 2003-04-01 82.83 2003-05-01 82.82 2003-06-01 84.19 2003-07-01 83.56 2003-08-01 84.30 2003-09-01 84.12 2003-10-01 84.81 2003-11-01 84.60 2003-12-01 83.59 2004-01-01 84.59 2004-02-01 84.95 2004-03-01 85.33 2004-04-01 85.68 2004-05-01 86.08 2004-06-01 85.80 2004-07-01 85.82 2004-08-01 86.49 2004-09-01 86.42 2004-10-01 85.90 2004-11-01 85.52 2004-12-01 84.45 2005-01-01 85.80 2005-02-01 85.37 2005-03-01 85.78 2005-04-01 85.84 2005-05-01 86.05 2005-06-01 86.07 2005-07-01 85.26 2005-08-01 85.70 2005-09-01 85.64 2005-10-01 86.20 2005-11-01 86.46 2005-12-01 85.37 2006-01-01 86.51 2006-02-01 86.65 2006-03-01 86.57 2006-04-01 86.38 2006-05-01 86.52 2006-06-01 86.54 2006-07-01 86.86 2006-08-01 86.53 2006-09-01 85.83 2006-10-01 86.18 2006-11-01 85.81 2006-12-01 84.63 2007-01-01 86.17 2007-02-01 85.38 2007-03-01 85.81 2007-04-01 86.16 2007-05-01 86.90 2007-06-01 86.95 2007-07-01 87.48 2007-08-01 87.37 2007-09-01 87.28 2007-10-01 87.84 2007-11-01 87.34 2007-12-01 87.50 2008-01-01 88.34 2008-02-01 87.40 2008-03-01 87.76 2008-04-01 87.75 2008-05-01 88.08 2008-06-01 88.25 2008-07-01 87.73 2008-08-01 87.79 2008-09-01 88.53 2008-10-01 88.54 2008-11-01 89.11 2008-12-01 88.58 2009-01-01 89.23 2009-02-01 89.56 2009-03-01 90.35 2009-04-01 88.77 2009-05-01 89.90 2009-06-01 92.87 2009-07-01 93.10 2009-08-01 93.31 2009-09-01 93.14 2009-10-01 93.44 2009-11-01 93.93 2009-12-01 93.50 2010-01-01 94.58 2010-02-01 94.12 2010-03-01 94.02 2010-04-01 96.01 2010-05-01 96.22 2010-06-01 95.72 2010-07-01 95.44 2010-08-01 96.43 2010-09-01 95.91 2010-10-01 96.59 2010-11-01 95.67 2010-12-01 94.52 2011-01-01 95.50 2011-02-01 96.18 2011-03-01 96.62 2011-04-01 97.21 2011-05-01 97.87 2011-06-01 97.67 2011-07-01 97.19 2011-08-01 97.14 2011-09-01 98.34 2011-10-01 98.23 2011-11-01 98.30 2011-12-01 96.78 2012-01-01 97.78 2012-02-01 98.37 2012-03-01 98.49 2012-04-01 98.06 2012-05-01 99.18 2012-06-01 98.89 2012-07-01 98.92 2012-08-01 99.20 2012-09-01 98.87 2012-10-01 99.19 2012-11-01 98.90 2012-12-01 97.89 2013-01-01 98.72 2013-02-01 98.91 2013-03-01 99.23 2013-04-01 100.45 2013-05-01 99.56 2013-06-01 99.93 2013-07-01 99.59 2013-08-01 99.62 2013-09-01 100.18 2013-10-01 100.05 2013-11-01 99.81 2013-12-01 98.98 2014-01-01 99.67 2014-02-01 99.83 2014-03-01 100.42 2014-04-01 101.07 2014-05-01 101.37 2014-06-01 100.63 2014-07-01 100.15 2014-08-01 99.36 2014-09-01 99.34 2014-10-01 99.10 2014-11-01 98.25 2014-12-01 98.00 2015-01-01 99.94 2015-02-01 99.57 2015-03-01 99.85 2015-04-01 100.76 2015-05-01 100.63 2015-06-01 100.42 2015-07-01 100.64 2015-08-01 99.54 2015-09-01 100.64 2015-10-01 100.27 2015-11-01 99.73 2015-12-01 98.02 2016-01-01 100.43 2016-02-01 100.02 2016-03-01 100.93 2016-04-01 100.92 2016-05-01 100.16 2016-06-01 100.61 2016-07-01 100.01 2016-08-01 100.53 2016-09-01 100.87 2016-10-01 99.82 2016-11-01 99.87 2016-12-01 99.29 2017-01-01 100.14 2017-02-01 101.90 2017-03-01 102.40 2017-04-01 100.89 2017-05-01 102.15 2017-06-01 101.92 2017-07-01 101.85 2017-08-01 102.19 2017-09-01 103.06 2017-10-01 101.04 2017-11-01 102.09 2017-12-01 98.78 2018-01-01 101.08 2018-02-01 101.66 2018-03-01 101.29 2018-04-01 101.79 2018-05-01 102.95 2018-06-01 102.65 2018-07-01 103.28 2018-08-01 101.22 2018-09-01 104.00 2018-10-01 104.34