Month Index 2015=100 1996-01-01 66.81 1996-02-01 66.95 1996-03-01 67.56 1996-04-01 67.69 1996-05-01 67.69 1996-06-01 67.76 1996-07-01 67.69 1996-08-01 67.63 1996-09-01 67.76 1996-10-01 67.90 1996-11-01 68.03 1996-12-01 67.96 1997-01-01 67.96 1997-02-01 68.24 1997-03-01 68.37 1997-04-01 68.51 1997-05-01 68.51 1997-06-01 68.71 1997-07-01 68.64 1997-08-01 68.64 1997-09-01 68.03 1997-10-01 68.44 1997-11-01 68.17 1997-12-01 68.17 1998-01-01 68.30 1998-02-01 68.37 1998-03-01 68.57 1998-04-01 68.71 1998-05-01 68.78 1998-06-01 68.84 1998-07-01 68.91 1998-08-01 68.91 1998-09-01 68.84 1998-10-01 68.78 1998-11-01 68.84 1998-12-01 68.78 1999-01-01 67.36 1999-02-01 67.56 1999-03-01 67.69 1999-04-01 67.83 1999-05-01 67.90 1999-06-01 67.96 1999-07-01 67.96 1999-08-01 68.03 1999-09-01 68.10 1999-10-01 68.10 1999-11-01 68.24 1999-12-01 68.24 2000-01-01 68.51 2000-02-01 68.57 2000-03-01 68.03 2000-04-01 68.17 2000-05-01 68.30 2000-06-01 68.37 2000-07-01 68.84 2000-08-01 68.91 2000-09-01 68.98 2000-10-01 69.18 2000-11-01 69.25 2000-12-01 69.72 2001-01-01 70.40 2001-02-01 70.74 2001-03-01 70.87 2001-04-01 71.35 2001-05-01 71.55 2001-06-01 71.75 2001-07-01 71.82 2001-08-01 71.82 2001-09-01 71.95 2001-10-01 72.29 2001-11-01 72.50 2001-12-01 72.56 2002-01-01 75.61 2002-02-01 76.01 2002-03-01 76.69 2002-04-01 77.09 2002-05-01 77.16 2002-06-01 77.43 2002-07-01 77.57 2002-08-01 77.57 2002-09-01 77.70 2002-10-01 77.97 2002-11-01 78.18 2002-12-01 78.31 2003-01-01 79.12 2003-02-01 79.33 2003-03-01 79.73 2003-04-01 79.93 2003-05-01 79.93 2003-06-01 80.07 2003-07-01 80.27 2003-08-01 80.34 2003-09-01 80.48 2003-10-01 80.68 2003-11-01 80.68 2003-12-01 80.75 2004-01-01 82.10 2004-02-01 82.37 2004-03-01 82.57 2004-04-01 82.84 2004-05-01 82.98 2004-06-01 83.18 2004-07-01 83.38 2004-08-01 83.45 2004-09-01 83.59 2004-10-01 83.72 2004-11-01 83.86 2004-12-01 83.99 2005-01-01 85.62 2005-02-01 86.16 2005-03-01 86.63 2005-04-01 87.10 2005-05-01 87.10 2005-06-01 87.17 2005-07-01 87.37 2005-08-01 87.37 2005-09-01 87.44 2005-10-01 87.64 2005-11-01 87.85 2005-12-01 87.98 2006-01-01 89.47 2006-02-01 90.07 2006-03-01 90.53 2006-04-01 90.89 2006-05-01 90.99 2006-06-01 91.08 2006-07-01 91.22 2006-08-01 91.23 2006-09-01 91.47 2006-10-01 91.71 2006-11-01 91.79 2006-12-01 91.85 2007-01-01 93.49 2007-02-01 93.70 2007-03-01 93.94 2007-04-01 94.54 2007-05-01 94.59 2007-06-01 94.36 2007-07-01 94.50 2007-08-01 94.63 2007-09-01 94.62 2007-10-01 94.83 2007-11-01 94.79 2007-12-01 94.88 2008-01-01 96.38 2008-02-01 96.58 2008-03-01 97.03 2008-04-01 97.36 2008-05-01 97.50 2008-06-01 97.58 2008-07-01 97.71 2008-08-01 97.73 2008-09-01 97.81 2008-10-01 98.03 2008-11-01 98.05 2008-12-01 98.08 2009-01-01 99.18 2009-02-01 99.31 2009-03-01 99.43 2009-04-01 99.10 2009-05-01 99.00 2009-06-01 98.88 2009-07-01 98.58 2009-08-01 98.55 2009-09-01 98.49 2009-10-01 98.34 2009-11-01 98.32 2009-12-01 98.28 2010-01-01 98.28 2010-02-01 98.21 2010-03-01 98.23 2010-04-01 98.12 2010-05-01 98.13 2010-06-01 97.99 2010-07-01 98.69 2010-08-01 98.69 2010-09-01 98.64 2010-10-01 98.54 2010-11-01 98.54 2010-12-01 98.71 2011-01-01 99.24 2011-02-01 99.15 2011-03-01 99.05 2011-04-01 99.13 2011-05-01 99.08 2011-06-01 99.07 2011-07-01 98.75 2011-08-01 98.80 2011-09-01 98.78 2011-10-01 98.67 2011-11-01 98.68 2011-12-01 98.73 2012-01-01 99.49 2012-02-01 99.61 2012-03-01 99.57 2012-04-01 99.40 2012-05-01 99.45 2012-06-01 99.60 2012-07-01 99.35 2012-08-01 100.93 2012-09-01 101.60 2012-10-01 102.00 2012-11-01 102.03 2012-12-01 102.16 2013-01-01 102.92 2013-02-01 102.93 2013-03-01 103.08 2013-04-01 102.73 2013-05-01 102.75 2013-06-01 102.53 2013-07-01 102.18 2013-08-01 102.19 2013-09-01 102.21 2013-10-01 102.13 2013-11-01 102.14 2013-12-01 102.07 2014-01-01 102.03 2014-02-01 102.06 2014-03-01 101.72 2014-04-01 101.58 2014-05-01 101.56 2014-06-01 101.25 2014-07-01 100.90 2014-08-01 100.74 2014-09-01 100.67 2014-10-01 100.53 2014-11-01 100.53 2014-12-01 100.54 2015-01-01 100.24 2015-02-01 100.25 2015-03-01 100.16 2015-04-01 100.01 2015-05-01 100.02 2015-06-01 100.07 2015-07-01 99.94 2015-08-01 99.96 2015-09-01 99.86 2015-10-01 99.87 2015-11-01 99.88 2015-12-01 99.75 2016-01-01 99.58 2016-02-01 99.59 2016-03-01 99.58 2016-04-01 99.70 2016-05-01 99.73 2016-06-01 99.72 2016-07-01 99.50 2016-08-01 99.49 2016-09-01 99.53 2016-10-01 99.55 2016-11-01 99.51 2016-12-01 99.47 2017-01-01 99.51 2017-02-01 99.51 2017-03-01 99.50 2017-04-01 99.45 2017-05-01 99.56 2017-06-01 99.37 2017-07-01 99.42 2017-08-01 99.49 2017-09-01 99.64 2017-10-01 99.57 2017-11-01 99.50 2017-12-01 99.47 2018-01-01 99.90 2018-02-01 100.08 2018-03-01 100.13 2018-04-01 100.17 2018-05-01 100.24 2018-06-01 100.27 2018-07-01 100.49 2018-08-01 100.54 2018-09-01 100.52 2018-10-01 100.60