Month Index 2015=100 1996-01-01 15.83 1996-02-01 15.93 1996-03-01 16.18 1996-04-01 16.36 1996-05-01 16.40 1996-06-01 16.40 1996-07-01 16.53 1996-08-01 16.61 1996-09-01 16.62 1996-10-01 16.69 1996-11-01 16.69 1996-12-01 16.69 1997-01-01 17.05 1997-02-01 17.19 1997-03-01 17.21 1997-04-01 17.32 1997-05-01 17.39 1997-06-01 17.36 1997-07-01 18.07 1997-08-01 18.54 1997-09-01 18.57 1997-10-01 18.57 1997-11-01 18.60 1997-12-01 19.16 1998-01-01 20.84 1998-02-01 20.93 1998-03-01 34.23 1998-04-01 34.29 1998-05-01 34.29 1998-06-01 34.37 1998-07-01 34.57 1998-08-01 34.76 1998-09-01 35.28 1998-10-01 35.28 1998-11-01 35.37 1998-12-01 35.60 1999-01-01 35.60 1999-02-01 35.55 1999-03-01 35.55 1999-04-01 35.55 1999-05-01 36.02 1999-06-01 36.04 1999-07-01 36.08 1999-08-01 35.98 1999-09-01 35.98 1999-10-01 36.11 1999-11-01 36.20 1999-12-01 36.14 2000-01-01 36.08 2000-02-01 35.48 2000-03-01 35.48 2000-04-01 35.27 2000-05-01 35.10 2000-06-01 35.10 2000-07-01 34.98 2000-08-01 34.98 2000-09-01 34.71 2000-10-01 34.63 2000-11-01 33.75 2000-12-01 33.81 2001-01-01 33.65 2001-02-01 33.29 2001-03-01 33.37 2001-04-01 33.37 2001-05-01 33.40 2001-06-01 33.22 2001-07-01 33.28 2001-08-01 33.28 2001-09-01 32.69 2001-10-01 32.69 2001-11-01 31.90 2001-12-01 31.90 2002-01-01 33.30 2002-02-01 32.70 2002-03-01 32.59 2002-04-01 32.59 2002-05-01 32.62 2002-06-01 32.59 2002-07-01 32.88 2002-08-01 32.85 2002-09-01 32.85 2002-10-01 32.91 2002-11-01 32.83 2002-12-01 32.63 2003-01-01 32.65 2003-02-01 32.69 2003-03-01 32.78 2003-04-01 32.75 2003-05-01 32.85 2003-06-01 33.09 2003-07-01 33.11 2003-08-01 33.65 2003-09-01 34.59 2003-10-01 34.53 2003-11-01 34.36 2003-12-01 34.41 2004-01-01 34.41 2004-02-01 34.33 2004-03-01 34.41 2004-04-01 34.68 2004-05-01 34.68 2004-06-01 35.00 2004-07-01 35.00 2004-08-01 34.99 2004-09-01 36.68 2004-10-01 37.01 2004-11-01 36.55 2004-12-01 36.54 2005-01-01 36.99 2005-02-01 37.03 2005-03-01 37.56 2005-04-01 37.66 2005-05-01 40.23 2005-06-01 40.70 2005-07-01 40.81 2005-08-01 41.15 2005-09-01 43.71 2005-10-01 43.91 2005-11-01 45.24 2005-12-01 45.35 2006-01-01 45.79 2006-02-01 45.91 2006-03-01 46.57 2006-04-01 46.59 2006-05-01 48.70 2006-06-01 49.54 2006-07-01 50.32 2006-08-01 50.27 2006-09-01 51.34 2006-10-01 53.04 2006-11-01 53.15 2006-12-01 52.61 2007-01-01 52.48 2007-02-01 54.11 2007-03-01 55.17 2007-04-01 55.43 2007-05-01 56.18 2007-06-01 60.59 2007-07-01 63.41 2007-08-01 63.96 2007-09-01 72.37 2007-10-01 75.26 2007-11-01 75.41 2007-12-01 78.68 2008-01-01 79.10 2008-02-01 79.44 2008-03-01 81.09 2008-04-01 83.59 2008-05-01 86.40 2008-06-01 86.84 2008-07-01 88.28 2008-08-01 90.42 2008-09-01 90.88 2008-10-01 90.94 2008-11-01 91.49 2008-12-01 91.59 2009-01-01 90.29 2009-02-01 85.31 2009-03-01 81.40 2009-04-01 81.12 2009-05-01 80.69 2009-06-01 78.32 2009-07-01 76.31 2009-08-01 75.12 2009-09-01 75.75 2009-10-01 71.46 2009-11-01 69.05 2009-12-01 67.21 2010-01-01 62.81 2010-02-01 59.64 2010-03-01 59.29 2010-04-01 60.81 2010-05-01 61.70 2010-06-01 61.91 2010-07-01 64.64 2010-08-01 65.47 2010-09-01 65.18 2010-10-01 64.35 2010-11-01 63.54 2010-12-01 62.32 2011-01-01 62.36 2011-02-01 61.76 2011-03-01 61.76 2011-04-01 63.65 2011-05-01 65.24 2011-06-01 65.58 2011-07-01 65.64 2011-08-01 64.60 2011-09-01 65.88 2011-10-01 64.93 2011-11-01 63.88 2011-12-01 63.72 2012-01-01 64.27 2012-02-01 67.19 2012-03-01 67.57 2012-04-01 67.60 2012-05-01 69.12 2012-06-01 70.58 2012-07-01 71.76 2012-08-01 72.66 2012-09-01 76.59 2012-10-01 74.56 2012-11-01 73.10 2012-12-01 72.61 2013-01-01 70.23 2013-02-01 70.51 2013-03-01 70.19 2013-04-01 70.87 2013-05-01 74.09 2013-06-01 75.81 2013-07-01 77.98 2013-08-01 78.96 2013-09-01 79.85 2013-10-01 79.18 2013-11-01 77.69 2013-12-01 77.36 2014-01-01 77.39 2014-02-01 77.71 2014-03-01 79.04 2014-04-01 80.02 2014-05-01 84.20 2014-06-01 85.76 2014-07-01 86.09 2014-08-01 88.23 2014-09-01 90.00 2014-10-01 89.11 2014-11-01 88.58 2014-12-01 87.59 2015-01-01 88.76 2015-02-01 89.83 2015-03-01 90.52 2015-04-01 93.34 2015-05-01 98.85 2015-06-01 100.92 2015-07-01 103.86 2015-08-01 108.32 2015-09-01 109.48 2015-10-01 105.90 2015-11-01 104.96 2015-12-01 105.24 2016-01-01 107.04 2016-02-01 107.88 2016-03-01 108.86 2016-04-01 109.35 2016-05-01 110.95 2016-06-01 110.23 2016-07-01 112.30 2016-08-01 113.25 2016-09-01 111.24 2016-10-01 111.71 2016-11-01 110.75 2016-12-01 110.57 2017-01-01 109.31 2017-02-01 109.61 2017-03-01 109.05 2017-04-01 108.96 2017-05-01 109.31 2017-06-01 109.00 2017-07-01 109.79 2017-08-01 111.77 2017-09-01 112.59 2017-10-01 112.93 2017-11-01 113.00 2017-12-01 113.06 2018-01-01 113.44 2018-02-01 114.14 2018-03-01 115.68 2018-04-01 115.75 2018-05-01 116.06 2018-06-01 116.70 2018-07-01 117.94 2018-08-01 118.31 2018-09-01 117.82