Month Index 2015=100 1996-12-01 10.09 1997-01-01 15.18 1997-02-01 45.02 1997-03-01 42.55 1997-04-01 43.25 1997-05-01 48.41 1997-06-01 53.17 1997-07-01 54.49 1997-08-01 56.78 1997-09-01 57.32 1997-10-01 59.13 1997-11-01 59.50 1997-12-01 60.84 1998-01-01 62.41 1998-02-01 63.50 1998-03-01 64.05 1998-04-01 64.73 1998-05-01 65.50 1998-06-01 65.84 1998-07-01 67.13 1998-08-01 68.44 1998-09-01 68.61 1998-10-01 68.63 1998-11-01 68.84 1998-12-01 70.39 1999-01-01 72.75 1999-02-01 73.40 1999-03-01 73.67 1999-04-01 73.71 1999-05-01 73.09 1999-06-01 73.03 1999-07-01 73.90 1999-08-01 74.33 1999-09-01 73.97 1999-10-01 74.18 1999-11-01 74.12 1999-12-01 75.57 2000-01-01 76.07 2000-02-01 76.09 2000-03-01 76.18 2000-04-01 76.16 2000-05-01 76.44 2000-06-01 76.64 2000-07-01 76.74 2000-08-01 76.38 2000-09-01 76.34 2000-10-01 75.80 2000-11-01 75.85 2000-12-01 75.62 2001-01-01 75.32 2001-02-01 75.24 2001-03-01 75.09 2001-04-01 74.67 2001-05-01 74.87 2001-06-01 74.92 2001-07-01 75.07 2001-08-01 75.15 2001-09-01 75.15 2001-10-01 75.07 2001-11-01 74.78 2001-12-01 74.77 2002-01-01 74.93 2002-02-01 75.05 2002-03-01 75.05 2002-04-01 75.03 2002-05-01 75.00 2002-06-01 74.98 2002-07-01 74.90 2002-08-01 74.90 2002-09-01 74.78 2002-10-01 74.60 2002-11-01 74.61 2002-12-01 74.80 2003-01-01 74.67 2003-02-01 74.59 2003-03-01 74.56 2003-04-01 74.82 2003-05-01 74.72 2003-06-01 74.63 2003-07-01 74.55 2003-08-01 74.61 2003-09-01 74.56 2003-10-01 74.58 2003-11-01 74.73 2003-12-01 74.66 2004-01-01 74.87 2004-02-01 74.83 2004-03-01 74.84 2004-04-01 74.85 2004-05-01 74.89 2004-06-01 74.65 2004-07-01 74.70 2004-08-01 74.55 2004-09-01 74.55 2004-10-01 74.64 2004-11-01 74.62 2004-12-01 74.53 2005-01-01 75.19 2005-02-01 75.31 2005-03-01 75.40 2005-04-01 75.63 2005-05-01 75.87 2005-06-01 75.88 2005-07-01 75.99 2005-08-01 76.02 2005-09-01 76.07 2005-10-01 76.36 2005-11-01 76.62 2005-12-01 76.62 2006-01-01 76.62 2006-02-01 76.70 2006-03-01 76.83 2006-04-01 76.83 2006-05-01 76.89 2006-06-01 76.89 2006-07-01 76.85 2006-08-01 76.80 2006-09-01 77.29 2006-10-01 77.24 2006-11-01 77.80 2006-12-01 78.40 2007-01-01 79.39 2007-02-01 79.74 2007-03-01 79.98 2007-04-01 80.15 2007-05-01 80.19 2007-06-01 80.25 2007-07-01 80.69 2007-08-01 82.01 2007-09-01 82.34 2007-10-01 83.39 2007-11-01 83.71 2007-12-01 84.48 2008-01-01 84.71 2008-02-01 85.58 2008-03-01 86.17 2008-04-01 86.32 2008-05-01 86.80 2008-06-01 87.40 2008-07-01 87.77 2008-08-01 87.94 2008-09-01 88.76 2008-10-01 89.14 2008-11-01 89.22 2008-12-01 89.40 2009-01-01 89.58 2009-02-01 89.49 2009-03-01 89.49 2009-04-01 89.56 2009-05-01 89.61 2009-06-01 89.40 2009-07-01 89.84 2009-08-01 89.84 2009-09-01 89.86 2009-10-01 89.76 2009-11-01 90.08 2009-12-01 90.09 2010-01-01 90.30 2010-02-01 90.60 2010-03-01 90.70 2010-04-01 90.76 2010-05-01 90.67 2010-06-01 90.84 2010-07-01 91.14 2010-08-01 91.09 2010-09-01 91.56 2010-10-01 91.80 2010-11-01 92.11 2010-12-01 92.21 2011-01-01 92.29 2011-02-01 92.38 2011-03-01 92.61 2011-04-01 92.66 2011-05-01 92.62 2011-06-01 92.66 2011-07-01 92.66 2011-08-01 92.65 2011-09-01 92.95 2011-10-01 93.02 2011-11-01 93.22 2011-12-01 93.20 2012-01-01 93.24 2012-02-01 93.24 2012-03-01 93.33 2012-04-01 93.44 2012-05-01 93.45 2012-06-01 93.47 2012-07-01 93.50 2012-08-01 93.65 2012-09-01 94.81 2012-10-01 94.81 2012-11-01 95.09 2012-12-01 96.20 2013-01-01 96.22 2013-02-01 96.22 2013-03-01 96.15 2013-04-01 96.22 2013-05-01 96.22 2013-06-01 96.20 2013-07-01 96.34 2013-08-01 96.33 2013-09-01 96.72 2013-10-01 97.01 2013-11-01 97.37 2013-12-01 97.37 2014-01-01 97.41 2014-02-01 97.42 2014-03-01 97.98 2014-04-01 97.93 2014-05-01 97.96 2014-06-01 98.71 2014-07-01 98.68 2014-08-01 98.58 2014-09-01 98.68 2014-10-01 98.68 2014-11-01 99.00 2014-12-01 99.05 2015-01-01 99.27 2015-02-01 99.42 2015-03-01 99.42 2015-04-01 100.11 2015-05-01 100.11 2015-06-01 100.17 2015-07-01 100.17 2015-08-01 100.14 2015-09-01 100.20 2015-10-01 100.33 2015-11-01 100.33 2015-12-01 100.33 2016-01-01 100.54 2016-02-01 100.83 2016-03-01 100.86 2016-04-01 100.60 2016-05-01 100.60 2016-06-01 100.60 2016-07-01 100.60 2016-08-01 100.60 2016-09-01 100.70 2016-10-01 101.05 2016-11-01 101.05 2016-12-01 101.05 2017-01-01 101.11 2017-02-01 101.11 2017-03-01 100.92 2017-04-01 101.48 2017-05-01 101.73 2017-06-01 101.97 2017-07-01 102.43 2017-08-01 102.43 2017-09-01 102.54 2017-10-01 103.06 2017-11-01 103.16 2017-12-01 103.27 2018-01-01 104.37 2018-02-01 105.15 2018-03-01 106.20 2018-04-01 106.84 2018-05-01 106.84 2018-06-01 107.24 2018-07-01 106.55 2018-08-01 106.55 2018-09-01 106.66 2018-10-01 106.66