Month Index 2015=100 1996-01-01 68.61 1996-02-01 68.96 1996-03-01 69.24 1996-04-01 69.45 1996-05-01 69.59 1996-06-01 69.73 1996-07-01 69.80 1996-08-01 69.80 1996-09-01 69.80 1996-10-01 70.07 1996-11-01 69.94 1996-12-01 70.00 1997-01-01 70.21 1997-02-01 70.49 1997-03-01 70.70 1997-04-01 70.77 1997-05-01 70.84 1997-06-01 70.77 1997-07-01 70.77 1997-08-01 70.56 1997-09-01 70.63 1997-10-01 70.77 1997-11-01 70.77 1997-12-01 70.84 1998-01-01 70.84 1998-02-01 71.19 1998-03-01 71.47 1998-04-01 71.67 1998-05-01 71.74 1998-06-01 71.95 1998-07-01 72.16 1998-08-01 72.16 1998-09-01 72.30 1998-10-01 72.44 1998-11-01 72.58 1998-12-01 72.51 1999-01-01 72.65 1999-02-01 72.86 1999-03-01 73.34 1999-04-01 73.48 1999-05-01 73.48 1999-06-01 73.62 1999-07-01 73.69 1999-08-01 73.83 1999-09-01 73.76 1999-10-01 73.76 1999-11-01 73.90 1999-12-01 74.04 2000-01-01 74.32 2000-02-01 74.60 2000-03-01 74.95 2000-04-01 75.15 2000-05-01 75.29 2000-06-01 75.43 2000-07-01 75.43 2000-08-01 75.57 2000-09-01 75.85 2000-10-01 76.20 2000-11-01 76.48 2000-12-01 76.62 2001-01-01 76.75 2001-02-01 76.82 2001-03-01 77.31 2001-04-01 77.52 2001-05-01 77.80 2001-06-01 78.01 2001-07-01 78.15 2001-08-01 78.15 2001-09-01 78.36 2001-10-01 78.49 2001-11-01 78.49 2001-12-01 78.77 2002-01-01 79.05 2002-02-01 79.40 2002-03-01 79.82 2002-04-01 80.09 2002-05-01 80.44 2002-06-01 80.58 2002-07-01 80.58 2002-08-01 80.79 2002-09-01 81.14 2002-10-01 81.14 2002-11-01 81.28 2002-12-01 81.56 2003-01-01 81.70 2003-02-01 81.90 2003-03-01 82.39 2003-04-01 82.81 2003-05-01 82.88 2003-06-01 83.02 2003-07-01 82.95 2003-08-01 82.88 2003-09-01 83.09 2003-10-01 83.16 2003-11-01 83.30 2003-12-01 83.44 2004-01-01 83.57 2004-02-01 83.71 2004-03-01 84.06 2004-04-01 84.48 2004-05-01 84.62 2004-06-01 84.76 2004-07-01 84.76 2004-08-01 84.83 2004-09-01 84.97 2004-10-01 84.97 2004-11-01 85.11 2004-12-01 85.11 2005-01-01 85.17 2005-02-01 85.52 2005-03-01 86.15 2005-04-01 86.71 2005-05-01 86.78 2005-06-01 87.05 2005-07-01 86.98 2005-08-01 86.98 2005-09-01 86.98 2005-10-01 87.05 2005-11-01 87.19 2005-12-01 87.47 2006-01-01 87.77 2006-02-01 88.16 2006-03-01 88.85 2006-04-01 89.29 2006-05-01 89.39 2006-06-01 89.44 2006-07-01 89.58 2006-08-01 89.74 2006-09-01 89.81 2006-10-01 89.87 2006-11-01 89.85 2006-12-01 90.12 2007-01-01 90.49 2007-02-01 90.71 2007-03-01 91.37 2007-04-01 91.99 2007-05-01 92.12 2007-06-01 92.27 2007-07-01 92.33 2007-08-01 92.47 2007-09-01 92.56 2007-10-01 92.64 2007-11-01 92.76 2007-12-01 92.93 2008-01-01 93.37 2008-02-01 93.67 2008-03-01 94.25 2008-04-01 94.76 2008-05-01 94.95 2008-06-01 95.16 2008-07-01 95.13 2008-08-01 95.25 2008-09-01 95.47 2008-10-01 95.58 2008-11-01 95.57 2008-12-01 95.76 2009-01-01 95.66 2009-02-01 95.75 2009-03-01 95.98 2009-04-01 96.17 2009-05-01 96.02 2009-06-01 96.15 2009-07-01 95.85 2009-08-01 96.00 2009-09-01 96.08 2009-10-01 95.97 2009-11-01 96.04 2009-12-01 96.06 2010-01-01 95.87 2010-02-01 96.06 2010-03-01 96.25 2010-04-01 96.27 2010-05-01 96.19 2010-06-01 96.31 2010-07-01 96.44 2010-08-01 96.93 2010-09-01 97.01 2010-10-01 97.12 2010-11-01 97.26 2010-12-01 97.39 2011-01-01 97.35 2011-02-01 97.52 2011-03-01 97.51 2011-04-01 97.65 2011-05-01 97.89 2011-06-01 97.96 2011-07-01 97.83 2011-08-01 98.12 2011-09-01 98.07 2011-10-01 98.06 2011-11-01 98.04 2011-12-01 98.30 2012-01-01 98.08 2012-02-01 98.08 2012-03-01 98.23 2012-04-01 98.37 2012-05-01 98.17 2012-06-01 98.01 2012-07-01 97.83 2012-08-01 98.01 2012-09-01 99.07 2012-10-01 100.38 2012-11-01 100.74 2012-12-01 100.58 2013-01-01 100.36 2013-02-01 100.45 2013-03-01 100.46 2013-04-01 100.44 2013-05-01 100.57 2013-06-01 100.39 2013-07-01 100.22 2013-08-01 100.33 2013-09-01 100.25 2013-10-01 100.32 2013-11-01 100.39 2013-12-01 100.35 2014-01-01 100.06 2014-02-01 100.10 2014-03-01 100.20 2014-04-01 100.02 2014-05-01 100.13 2014-06-01 100.12 2014-07-01 99.96 2014-08-01 100.06 2014-09-01 100.10 2014-10-01 100.19 2014-11-01 100.19 2014-12-01 100.20 2015-01-01 100.05 2015-02-01 100.01 2015-03-01 100.09 2015-04-01 100.06 2015-05-01 100.12 2015-06-01 100.18 2015-07-01 99.97 2015-08-01 99.86 2015-09-01 99.88 2015-10-01 99.88 2015-11-01 99.94 2015-12-01 99.96 2016-01-01 99.91 2016-02-01 100.00 2016-03-01 99.99 2016-04-01 100.06 2016-05-01 100.11 2016-06-01 99.97 2016-07-01 99.85 2016-08-01 99.80 2016-09-01 99.90 2016-10-01 100.01 2016-11-01 100.00 2016-12-01 99.97 2017-01-01 99.61 2017-02-01 99.18 2017-03-01 99.31 2017-04-01 99.28 2017-05-01 99.22 2017-06-01 99.37 2017-07-01 98.98 2017-08-01 99.27 2017-09-01 99.20 2017-10-01 99.18 2017-11-01 99.09 2017-12-01 99.47 2018-01-01 98.95 2018-02-01 99.19 2018-03-01 99.15 2018-04-01 99.27 2018-05-01 99.38 2018-06-01 99.36 2018-07-01 99.04 2018-08-01 99.39 2018-09-01 99.24 2018-10-01 99.48