Month Index 2015=100 1996-01-01 63.01 1996-02-01 63.01 1996-03-01 62.51 1996-04-01 62.64 1996-05-01 62.57 1996-06-01 62.64 1996-07-01 62.51 1996-08-01 62.45 1996-09-01 62.45 1996-10-01 62.38 1996-11-01 62.32 1996-12-01 62.38 1997-01-01 62.76 1997-02-01 63.01 1997-03-01 63.07 1997-04-01 63.20 1997-05-01 63.20 1997-06-01 63.14 1997-07-01 63.14 1997-08-01 63.32 1997-09-01 63.32 1997-10-01 63.45 1997-11-01 63.57 1997-12-01 63.51 1998-01-01 63.82 1998-02-01 63.95 1998-03-01 63.95 1998-04-01 64.07 1998-05-01 64.20 1998-06-01 64.39 1998-07-01 64.45 1998-08-01 64.45 1998-09-01 64.57 1998-10-01 64.70 1998-11-01 64.76 1998-12-01 64.89 1999-01-01 65.58 1999-02-01 65.70 1999-03-01 65.76 1999-04-01 65.89 1999-05-01 65.89 1999-06-01 66.01 1999-07-01 66.08 1999-08-01 66.20 1999-09-01 66.26 1999-10-01 66.45 1999-11-01 66.76 1999-12-01 66.70 2000-01-01 67.52 2000-02-01 67.45 2000-03-01 67.45 2000-04-01 67.58 2000-05-01 67.64 2000-06-01 67.64 2000-07-01 67.77 2000-08-01 67.89 2000-09-01 68.02 2000-10-01 68.27 2000-11-01 68.39 2000-12-01 68.52 2001-01-01 70.03 2001-02-01 70.29 2001-03-01 70.35 2001-04-01 70.40 2001-05-01 70.53 2001-06-01 70.56 2001-07-01 71.17 2001-08-01 71.21 2001-09-01 71.34 2001-10-01 71.45 2001-11-01 71.56 2001-12-01 71.63 2002-01-01 73.48 2002-02-01 73.58 2002-03-01 73.66 2002-04-01 73.92 2002-05-01 74.10 2002-06-01 74.12 2002-07-01 74.31 2002-08-01 74.28 2002-09-01 74.36 2002-10-01 74.40 2002-11-01 74.45 2002-12-01 74.48 2003-01-01 76.56 2003-02-01 76.64 2003-03-01 76.71 2003-04-01 76.73 2003-05-01 76.78 2003-06-01 76.79 2003-07-01 76.94 2003-08-01 77.00 2003-09-01 77.00 2003-10-01 77.05 2003-11-01 76.85 2003-12-01 76.80 2004-01-01 78.82 2004-02-01 78.85 2004-03-01 78.79 2004-04-01 78.78 2004-05-01 78.78 2004-06-01 78.84 2004-07-01 78.84 2004-08-01 78.86 2004-09-01 78.89 2004-10-01 78.90 2004-11-01 78.86 2004-12-01 78.64 2005-01-01 80.36 2005-02-01 80.29 2005-03-01 80.31 2005-04-01 80.40 2005-05-01 80.48 2005-06-01 80.56 2005-07-01 80.76 2005-08-01 80.82 2005-09-01 80.68 2005-10-01 80.72 2005-11-01 80.78 2005-12-01 80.79 2006-01-01 80.59 2006-02-01 80.78 2006-03-01 80.98 2006-04-01 80.97 2006-05-01 80.61 2006-06-01 80.67 2006-07-01 80.76 2006-08-01 80.85 2006-09-01 81.00 2006-10-01 81.13 2006-11-01 81.16 2006-12-01 81.15 2007-01-01 81.41 2007-02-01 81.54 2007-03-01 81.73 2007-04-01 81.96 2007-05-01 81.96 2007-06-01 81.96 2007-07-01 82.17 2007-08-01 82.24 2007-09-01 82.34 2007-10-01 82.55 2007-11-01 82.61 2007-12-01 82.58 2008-01-01 83.83 2008-02-01 83.97 2008-03-01 84.31 2008-04-01 84.26 2008-05-01 84.32 2008-06-01 84.36 2008-07-01 84.70 2008-08-01 84.75 2008-09-01 84.90 2008-10-01 85.03 2008-11-01 85.15 2008-12-01 84.78 2009-01-01 85.68 2009-02-01 85.93 2009-03-01 85.95 2009-04-01 86.16 2009-05-01 86.07 2009-06-01 86.06 2009-07-01 86.35 2009-08-01 86.34 2009-09-01 86.48 2009-10-01 86.67 2009-11-01 86.64 2009-12-01 86.62 2010-01-01 87.53 2010-02-01 87.79 2010-03-01 87.78 2010-04-01 87.89 2010-05-01 87.99 2010-06-01 87.98 2010-07-01 88.08 2010-08-01 88.15 2010-09-01 88.18 2010-10-01 88.41 2010-11-01 88.35 2010-12-01 88.47 2011-01-01 89.38 2011-02-01 89.63 2011-03-01 90.00 2011-04-01 90.10 2011-05-01 90.22 2011-06-01 90.27 2011-07-01 90.22 2011-08-01 90.44 2011-09-01 90.31 2011-10-01 90.97 2011-11-01 90.86 2011-12-01 90.72 2012-01-01 92.38 2012-02-01 92.95 2012-03-01 93.05 2012-04-01 93.20 2012-05-01 92.89 2012-06-01 93.08 2012-07-01 93.33 2012-08-01 92.80 2012-09-01 93.12 2012-10-01 93.91 2012-11-01 93.89 2012-12-01 93.69 2013-01-01 97.28 2013-02-01 97.92 2013-03-01 97.83 2013-04-01 98.00 2013-05-01 97.96 2013-06-01 97.86 2013-07-01 97.97 2013-08-01 97.90 2013-09-01 98.05 2013-10-01 98.18 2013-11-01 98.07 2013-12-01 98.10 2014-01-01 97.90 2014-02-01 98.31 2014-03-01 98.12 2014-04-01 98.25 2014-05-01 98.03 2014-06-01 97.93 2014-07-01 97.95 2014-08-01 98.08 2014-09-01 98.21 2014-10-01 98.43 2014-11-01 97.61 2014-12-01 98.07 2015-01-01 99.77 2015-02-01 99.88 2015-03-01 99.99 2015-04-01 100.13 2015-05-01 99.93 2015-06-01 99.96 2015-07-01 100.14 2015-08-01 99.82 2015-09-01 99.99 2015-10-01 100.14 2015-11-01 99.99 2015-12-01 100.26 2016-01-01 99.70 2016-02-01 100.31 2016-03-01 100.31 2016-04-01 99.31 2016-05-01 99.37 2016-06-01 99.58 2016-07-01 99.53 2016-08-01 99.49 2016-09-01 99.38 2016-10-01 99.19 2016-11-01 98.94 2016-12-01 98.74 2017-01-01 99.02 2017-02-01 99.55 2017-03-01 99.32 2017-04-01 99.24 2017-05-01 99.35 2017-06-01 100.07 2017-07-01 99.88 2017-08-01 99.53 2017-09-01 99.61 2017-10-01 99.96 2017-11-01 99.77 2017-12-01 99.88 2018-01-01 101.30 2018-02-01 101.56 2018-03-01 101.57 2018-04-01 101.86 2018-05-01 101.95 2018-06-01 101.59 2018-07-01 101.93 2018-08-01 101.93 2018-09-01 101.93