Month Index 2015=100 1996-01-01 46.33 1996-02-01 48.08 1996-03-01 48.84 1996-04-01 49.57 1996-05-01 49.94 1996-06-01 50.72 1996-07-01 51.21 1996-08-01 51.64 1996-09-01 52.51 1996-10-01 52.67 1996-11-01 53.53 1996-12-01 54.26 1997-01-01 54.83 1997-02-01 56.05 1997-03-01 56.98 1997-04-01 57.46 1997-05-01 58.13 1997-06-01 58.49 1997-07-01 58.97 1997-08-01 59.04 1997-09-01 59.25 1997-10-01 60.81 1997-11-01 61.07 1997-12-01 62.05 1998-01-01 62.59 1998-02-01 63.09 1998-03-01 63.94 1998-04-01 64.53 1998-05-01 65.10 1998-06-01 65.49 1998-07-01 66.11 1998-08-01 66.08 1998-09-01 65.70 1998-10-01 65.51 1998-11-01 66.13 1998-12-01 66.25 1999-01-01 66.13 1999-02-01 66.44 1999-03-01 66.39 1999-04-01 66.53 1999-05-01 66.79 1999-06-01 66.96 1999-07-01 66.80 1999-08-01 66.38 1999-09-01 66.00 1999-10-01 65.98 1999-11-01 66.16 1999-12-01 65.68 2000-01-01 65.25 2000-02-01 65.21 2000-03-01 64.47 2000-04-01 64.36 2000-05-01 64.38 2000-06-01 64.54 2000-07-01 64.82 2000-08-01 64.70 2000-09-01 64.64 2000-10-01 64.59 2000-11-01 64.71 2000-12-01 64.63 2001-01-01 64.71 2001-02-01 64.50 2001-03-01 64.32 2001-04-01 64.76 2001-05-01 64.89 2001-06-01 65.03 2001-07-01 64.94 2001-08-01 65.16 2001-09-01 65.50 2001-10-01 65.67 2001-11-01 65.67 2001-12-01 65.71 2002-01-01 65.73 2002-02-01 66.05 2002-03-01 65.90 2002-04-01 66.06 2002-05-01 66.11 2002-06-01 66.01 2002-07-01 65.85 2002-08-01 65.50 2002-09-01 65.86 2002-10-01 66.12 2002-11-01 66.29 2002-12-01 66.17 2003-01-01 66.74 2003-02-01 66.93 2003-03-01 67.02 2003-04-01 67.68 2003-05-01 68.18 2003-06-01 68.33 2003-07-01 68.99 2003-08-01 69.29 2003-09-01 69.85 2003-10-01 70.08 2003-11-01 70.26 2003-12-01 70.27 2004-01-01 70.08 2004-02-01 69.97 2004-03-01 69.89 2004-04-01 70.09 2004-05-01 69.95 2004-06-01 69.94 2004-07-01 69.80 2004-08-01 69.91 2004-09-01 70.12 2004-10-01 69.88 2004-11-01 69.62 2004-12-01 69.69 2005-01-01 70.06 2005-02-01 70.65 2005-03-01 70.70 2005-04-01 70.59 2005-05-01 70.45 2005-06-01 70.62 2005-07-01 70.58 2005-08-01 70.67 2005-09-01 70.01 2005-10-01 70.43 2005-11-01 70.38 2005-12-01 70.36 2006-01-01 70.67 2006-02-01 70.49 2006-03-01 70.52 2006-04-01 70.34 2006-05-01 70.51 2006-06-01 70.50 2006-07-01 70.60 2006-08-01 70.53 2006-09-01 71.44 2006-10-01 73.12 2006-11-01 73.71 2006-12-01 73.90 2007-01-01 74.01 2007-02-01 74.15 2007-03-01 74.57 2007-04-01 74.97 2007-05-01 74.80 2007-06-01 74.81 2007-07-01 74.83 2007-08-01 75.15 2007-09-01 75.81 2007-10-01 76.16 2007-11-01 75.98 2007-12-01 76.02 2008-01-01 76.50 2008-02-01 77.02 2008-03-01 76.50 2008-04-01 77.43 2008-05-01 77.94 2008-06-01 78.59 2008-07-01 79.31 2008-08-01 79.44 2008-09-01 79.70 2008-10-01 80.60 2008-11-01 80.58 2008-12-01 80.62 2009-01-01 81.58 2009-02-01 82.01 2009-03-01 82.82 2009-04-01 83.07 2009-05-01 82.66 2009-06-01 82.92 2009-07-01 83.25 2009-08-01 83.98 2009-09-01 84.53 2009-10-01 83.85 2009-11-01 83.98 2009-12-01 83.90 2010-01-01 84.24 2010-02-01 84.27 2010-03-01 84.45 2010-04-01 84.32 2010-05-01 84.55 2010-06-01 84.49 2010-07-01 84.72 2010-08-01 85.04 2010-09-01 85.34 2010-10-01 85.80 2010-11-01 86.22 2010-12-01 85.99 2011-01-01 86.02 2011-02-01 86.28 2011-03-01 86.36 2011-04-01 86.38 2011-05-01 86.37 2011-06-01 86.51 2011-07-01 87.21 2011-08-01 88.81 2011-09-01 89.03 2011-10-01 89.46 2011-11-01 90.17 2011-12-01 90.40 2012-01-01 90.03 2012-02-01 90.57 2012-03-01 90.56 2012-04-01 91.03 2012-05-01 91.51 2012-06-01 91.82 2012-07-01 91.88 2012-08-01 92.43 2012-09-01 93.14 2012-10-01 93.30 2012-11-01 93.06 2012-12-01 93.22 2013-01-01 93.75 2013-02-01 94.44 2013-03-01 94.66 2013-04-01 95.45 2013-05-01 96.10 2013-06-01 96.26 2013-07-01 95.64 2013-08-01 96.28 2013-09-01 97.03 2013-10-01 97.33 2013-11-01 97.95 2013-12-01 98.04 2014-01-01 98.23 2014-02-01 97.81 2014-03-01 99.20 2014-04-01 99.14 2014-05-01 100.09 2014-06-01 98.98 2014-07-01 99.13 2014-08-01 100.02 2014-09-01 100.07 2014-10-01 100.82 2014-11-01 100.12 2014-12-01 100.26 2015-01-01 101.03 2015-02-01 100.83 2015-03-01 99.17 2015-04-01 99.79 2015-05-01 100.43 2015-06-01 100.00 2015-07-01 99.88 2015-08-01 97.38 2015-09-01 99.48 2015-10-01 100.25 2015-11-01 101.13 2015-12-01 100.64 2016-01-01 101.76 2016-02-01 101.09 2016-03-01 101.22 2016-04-01 102.39 2016-05-01 102.46 2016-06-01 102.40 2016-07-01 101.70 2016-08-01 101.11 2016-09-01 101.48 2016-10-01 100.75 2016-11-01 101.75 2016-12-01 100.54 2017-01-01 100.75 2017-02-01 100.96 2017-03-01 100.86 2017-04-01 100.99 2017-05-01 100.71 2017-06-01 101.41 2017-07-01 101.81 2017-08-01 100.32 2017-09-01 99.99 2017-10-01 100.11 2017-11-01 100.70 2017-12-01 97.40 2018-01-01 98.13 2018-02-01 99.59 2018-03-01 99.05 2018-04-01 97.95 2018-05-01 97.91 2018-06-01 99.69 2018-07-01 99.76 2018-08-01 100.21 2018-09-01 100.72 2018-10-01 100.72