Month Index 2015=100 1996-01-01 60.71 1996-02-01 61.53 1996-03-01 61.78 1996-04-01 62.26 1996-05-01 62.51 1996-06-01 62.82 1996-07-01 63.33 1996-08-01 63.37 1996-09-01 63.53 1996-10-01 63.59 1996-11-01 63.63 1996-12-01 63.64 1997-01-01 64.20 1997-02-01 64.48 1997-03-01 64.67 1997-04-01 64.84 1997-05-01 65.29 1997-06-01 65.40 1997-07-01 65.66 1997-08-01 65.75 1997-09-01 65.88 1997-10-01 65.92 1997-11-01 65.95 1997-12-01 66.06 1998-01-01 66.37 1998-02-01 66.75 1998-03-01 67.07 1998-04-01 67.46 1998-05-01 67.55 1998-06-01 67.64 1998-07-01 67.83 1998-08-01 67.85 1998-09-01 67.86 1998-10-01 67.91 1998-11-01 67.92 1998-12-01 67.71 1999-01-01 68.04 1999-02-01 68.29 1999-03-01 68.39 1999-04-01 68.55 1999-05-01 68.60 1999-06-01 68.68 1999-07-01 68.75 1999-08-01 68.74 1999-09-01 68.76 1999-10-01 68.77 1999-11-01 68.76 1999-12-01 68.76 2000-01-01 68.85 2000-02-01 69.10 2000-03-01 69.10 2000-04-01 69.26 2000-05-01 69.34 2000-06-01 69.35 2000-07-01 69.50 2000-08-01 69.60 2000-09-01 69.65 2000-10-01 69.67 2000-11-01 69.69 2000-12-01 69.57 2001-01-01 69.77 2001-02-01 69.78 2001-03-01 69.75 2001-04-01 69.79 2001-05-01 69.85 2001-06-01 69.69 2001-07-01 69.79 2001-08-01 69.88 2001-09-01 69.98 2001-10-01 70.07 2001-11-01 70.11 2001-12-01 70.13 2002-01-01 70.60 2002-02-01 70.82 2002-03-01 71.15 2002-04-01 71.24 2002-05-01 71.31 2002-06-01 71.36 2002-07-01 71.71 2002-08-01 71.80 2002-09-01 71.88 2002-10-01 71.82 2002-11-01 71.83 2002-12-01 72.03 2003-01-01 72.14 2003-02-01 72.17 2003-03-01 72.51 2003-04-01 72.66 2003-05-01 74.07 2003-06-01 73.81 2003-07-01 73.93 2003-08-01 73.81 2003-09-01 73.92 2003-10-01 73.98 2003-11-01 74.02 2003-12-01 74.07 2004-01-01 74.31 2004-02-01 74.85 2004-03-01 75.11 2004-04-01 75.10 2004-05-01 75.45 2004-06-01 75.44 2004-07-01 75.91 2004-08-01 76.04 2004-09-01 75.94 2004-10-01 76.12 2004-11-01 76.13 2004-12-01 76.21 2005-01-01 76.39 2005-02-01 76.34 2005-03-01 76.22 2005-04-01 76.40 2005-05-01 76.45 2005-06-01 76.64 2005-07-01 76.69 2005-08-01 76.70 2005-09-01 76.81 2005-10-01 76.92 2005-11-01 76.93 2005-12-01 76.91 2006-01-01 77.35 2006-02-01 77.66 2006-03-01 77.87 2006-04-01 78.24 2006-05-01 78.40 2006-06-01 78.53 2006-07-01 78.58 2006-08-01 78.76 2006-09-01 78.85 2006-10-01 78.93 2006-11-01 79.01 2006-12-01 79.14 2007-01-01 79.47 2007-02-01 79.56 2007-03-01 79.69 2007-04-01 79.73 2007-05-01 80.29 2007-06-01 80.30 2007-07-01 80.40 2007-08-01 80.60 2007-09-01 80.57 2007-10-01 80.74 2007-11-01 80.70 2007-12-01 80.71 2008-01-01 80.67 2008-02-01 80.88 2008-03-01 81.18 2008-04-01 81.93 2008-05-01 81.77 2008-06-01 81.89 2008-07-01 82.26 2008-08-01 82.20 2008-09-01 82.40 2008-10-01 82.39 2008-11-01 82.46 2008-12-01 82.53 2009-01-01 83.01 2009-02-01 84.11 2009-03-01 84.54 2009-04-01 84.65 2009-05-01 85.80 2009-06-01 86.26 2009-07-01 89.97 2009-08-01 89.86 2009-09-01 90.21 2009-10-01 90.04 2009-11-01 90.04 2009-12-01 90.04 2010-01-01 90.34 2010-02-01 89.96 2010-03-01 89.98 2010-04-01 90.04 2010-05-01 90.14 2010-06-01 90.10 2010-07-01 90.42 2010-08-01 90.65 2010-09-01 90.84 2010-10-01 90.91 2010-11-01 90.93 2010-12-01 90.96 2011-01-01 91.17 2011-02-01 91.39 2011-03-01 91.58 2011-04-01 91.90 2011-05-01 93.14 2011-06-01 93.39 2011-07-01 93.47 2011-08-01 93.45 2011-09-01 93.52 2011-10-01 93.03 2011-11-01 92.99 2011-12-01 93.07 2012-01-01 93.56 2012-02-01 93.94 2012-03-01 94.41 2012-04-01 94.44 2012-05-01 94.61 2012-06-01 94.70 2012-07-01 94.88 2012-08-01 94.92 2012-09-01 94.91 2012-10-01 95.03 2012-11-01 95.03 2012-12-01 95.04 2013-01-01 95.30 2013-02-01 95.72 2013-03-01 96.39 2013-04-01 96.70 2013-05-01 96.78 2013-06-01 96.95 2013-07-01 97.21 2013-08-01 97.13 2013-09-01 97.15 2013-10-01 97.15 2013-11-01 97.15 2013-12-01 97.18 2014-01-01 98.73 2014-02-01 99.25 2014-03-01 99.01 2014-04-01 99.13 2014-05-01 99.08 2014-06-01 99.09 2014-07-01 98.81 2014-08-01 98.98 2014-09-01 99.04 2014-10-01 98.98 2014-11-01 98.99 2014-12-01 99.01 2015-01-01 99.42 2015-02-01 99.79 2015-03-01 99.77 2015-04-01 99.80 2015-05-01 99.87 2015-06-01 100.12 2015-07-01 100.21 2015-08-01 100.20 2015-09-01 100.31 2015-10-01 100.16 2015-11-01 100.17 2015-12-01 100.17 2016-01-01 100.20 2016-02-01 100.09 2016-03-01 100.08 2016-04-01 100.11 2016-05-01 100.09 2016-06-01 100.09 2016-07-01 99.96 2016-08-01 100.01 2016-09-01 99.96 2016-10-01 100.03 2016-11-01 100.04 2016-12-01 100.04 2017-01-01 99.88 2017-02-01 100.59 2017-03-01 100.91 2017-04-01 100.95 2017-05-01 100.96 2017-06-01 100.94 2017-07-01 101.14 2017-08-01 101.20 2017-09-01 101.22 2017-10-01 101.34 2017-11-01 101.35 2017-12-01 101.47 2018-01-01 101.83 2018-02-01 101.83 2018-03-01 101.98 2018-04-01 102.33 2018-05-01 102.24 2018-06-01 102.26 2018-07-01 102.35 2018-08-01 102.53 2018-09-01 102.56 2018-10-01 102.61