Month Index 2015=100 1996-01-01 28.80 1996-02-01 28.80 1996-03-01 28.98 1996-04-01 29.10 1996-05-01 29.22 1996-06-01 29.40 1996-07-01 29.64 1996-08-01 29.91 1996-09-01 30.33 1996-10-01 30.33 1996-11-01 30.47 1996-12-01 30.47 1997-01-01 30.60 1997-02-01 30.74 1997-03-01 30.74 1997-04-01 30.81 1997-05-01 31.23 1997-06-01 31.64 1997-07-01 31.71 1997-08-01 31.71 1997-09-01 31.78 1997-10-01 31.78 1997-11-01 31.85 1997-12-01 32.54 1998-01-01 32.75 1998-02-01 32.75 1998-03-01 32.75 1998-04-01 33.15 1998-05-01 33.15 1998-06-01 33.15 1998-07-01 33.15 1998-08-01 33.15 1998-09-01 33.15 1998-10-01 33.15 1998-11-01 33.15 1998-12-01 33.15 1999-01-01 33.43 1999-02-01 33.64 1999-03-01 33.64 1999-04-01 33.91 1999-05-01 36.26 1999-06-01 36.26 1999-07-01 36.26 1999-08-01 36.26 1999-09-01 36.47 1999-10-01 36.54 1999-11-01 36.54 1999-12-01 36.54 2000-01-01 36.74 2000-02-01 36.88 2000-03-01 37.08 2000-04-01 38.51 2000-05-01 38.51 2000-06-01 38.51 2000-07-01 38.51 2000-08-01 38.51 2000-09-01 38.51 2000-10-01 38.51 2000-11-01 38.51 2000-12-01 38.24 2001-01-01 38.75 2001-02-01 38.96 2001-03-01 38.96 2001-04-01 39.14 2001-05-01 39.21 2001-06-01 38.92 2001-07-01 38.93 2001-08-01 39.33 2001-09-01 39.33 2001-10-01 39.35 2001-11-01 39.49 2001-12-01 38.90 2002-01-01 39.60 2002-02-01 39.79 2002-03-01 39.79 2002-04-01 39.79 2002-05-01 39.79 2002-06-01 39.82 2002-07-01 39.62 2002-08-01 39.81 2002-09-01 39.81 2002-10-01 39.81 2002-11-01 39.92 2002-12-01 40.21 2003-01-01 40.21 2003-02-01 40.23 2003-03-01 40.23 2003-04-01 40.23 2003-05-01 40.37 2003-06-01 40.37 2003-07-01 40.37 2003-08-01 40.37 2003-09-01 40.41 2003-10-01 40.45 2003-11-01 41.52 2003-12-01 41.69 2004-01-01 42.30 2004-02-01 43.15 2004-03-01 43.24 2004-04-01 44.05 2004-05-01 44.86 2004-06-01 45.07 2004-07-01 44.95 2004-08-01 44.97 2004-09-01 44.99 2004-10-01 45.08 2004-11-01 45.28 2004-12-01 45.35 2005-01-01 45.73 2005-02-01 45.85 2005-03-01 46.95 2005-04-01 47.75 2005-05-01 48.20 2005-06-01 48.20 2005-07-01 48.20 2005-08-01 48.20 2005-09-01 48.20 2005-10-01 48.40 2005-11-01 48.53 2005-12-01 48.83 2006-01-01 51.55 2006-02-01 51.92 2006-03-01 52.31 2006-04-01 54.50 2006-05-01 54.51 2006-06-01 54.84 2006-07-01 54.97 2006-08-01 55.10 2006-09-01 56.12 2006-10-01 56.23 2006-11-01 56.82 2006-12-01 57.21 2007-01-01 60.74 2007-02-01 61.69 2007-03-01 62.34 2007-04-01 62.43 2007-05-01 62.65 2007-06-01 62.71 2007-07-01 62.83 2007-08-01 65.61 2007-09-01 66.27 2007-10-01 67.69 2007-11-01 67.79 2007-12-01 70.46 2008-01-01 79.60 2008-02-01 80.66 2008-03-01 82.69 2008-04-01 83.98 2008-05-01 84.27 2008-06-01 85.23 2008-07-01 88.30 2008-08-01 88.79 2008-09-01 89.17 2008-10-01 89.17 2008-11-01 89.21 2008-12-01 89.13 2009-01-01 92.54 2009-02-01 93.45 2009-03-01 94.17 2009-04-01 93.47 2009-05-01 93.47 2009-06-01 93.47 2009-07-01 90.32 2009-08-01 90.32 2009-09-01 89.27 2009-10-01 87.97 2009-11-01 87.74 2009-12-01 87.68 2010-01-01 87.16 2010-02-01 87.16 2010-03-01 86.82 2010-04-01 87.18 2010-05-01 87.05 2010-06-01 87.20 2010-07-01 87.23 2010-08-01 87.42 2010-09-01 87.53 2010-10-01 87.53 2010-11-01 87.79 2010-12-01 87.75 2011-01-01 88.44 2011-02-01 88.62 2011-03-01 88.58 2011-04-01 88.56 2011-05-01 88.56 2011-06-01 87.84 2011-07-01 87.84 2011-08-01 87.99 2011-09-01 88.13 2011-10-01 88.46 2011-11-01 88.46 2011-12-01 88.69 2012-01-01 90.06 2012-02-01 89.89 2012-03-01 90.08 2012-04-01 90.07 2012-05-01 90.07 2012-06-01 90.20 2012-07-01 90.21 2012-08-01 90.12 2012-09-01 90.28 2012-10-01 90.29 2012-11-01 90.35 2012-12-01 90.35 2013-01-01 90.38 2013-02-01 90.38 2013-03-01 90.38 2013-04-01 90.15 2013-05-01 90.32 2013-06-01 90.45 2013-07-01 91.86 2013-08-01 91.94 2013-09-01 92.14 2013-10-01 92.31 2013-11-01 92.31 2013-12-01 92.58 2014-01-01 93.70 2014-02-01 93.93 2014-03-01 94.57 2014-04-01 94.58 2014-05-01 94.90 2014-06-01 95.66 2014-07-01 96.50 2014-08-01 96.71 2014-09-01 97.04 2014-10-01 97.20 2014-11-01 97.87 2014-12-01 97.87 2015-01-01 98.35 2015-02-01 98.50 2015-03-01 98.87 2015-04-01 100.08 2015-05-01 100.37 2015-06-01 100.40 2015-07-01 100.40 2015-08-01 100.40 2015-09-01 100.40 2015-10-01 100.69 2015-11-01 100.69 2015-12-01 100.82 2016-01-01 101.78 2016-02-01 101.80 2016-03-01 102.02 2016-04-01 102.04 2016-05-01 102.32 2016-06-01 102.32 2016-07-01 102.34 2016-08-01 102.62 2016-09-01 103.20 2016-10-01 103.62 2016-11-01 103.57 2016-12-01 103.57 2017-01-01 104.28 2017-02-01 104.39 2017-03-01 104.46 2017-04-01 104.50 2017-05-01 105.32 2017-06-01 107.03 2017-07-01 107.25 2017-08-01 107.80 2017-09-01 109.38 2017-10-01 109.41 2017-11-01 109.50 2017-12-01 109.50 2018-01-01 115.15 2018-02-01 115.58 2018-03-01 116.52 2018-04-01 116.66 2018-05-01 116.66 2018-06-01 117.24 2018-07-01 117.24 2018-08-01 117.38 2018-09-01 117.51 2018-10-01 117.84