Month Index 2015=100 1996-01-01 31.89 1996-02-01 31.89 1996-03-01 32.05 1996-04-01 32.02 1996-05-01 32.09 1996-06-01 32.09 1996-07-01 32.21 1996-08-01 32.21 1996-09-01 32.21 1996-10-01 32.50 1996-11-01 32.41 1996-12-01 32.60 1997-01-01 32.50 1997-02-01 32.50 1997-03-01 32.50 1997-04-01 33.28 1997-05-01 33.53 1997-06-01 33.53 1997-07-01 33.60 1997-08-01 33.98 1997-09-01 33.98 1997-10-01 33.98 1997-11-01 34.05 1997-12-01 34.40 1998-01-01 35.01 1998-02-01 35.14 1998-03-01 35.14 1998-04-01 35.40 1998-05-01 35.40 1998-06-01 35.40 1998-07-01 35.59 1998-08-01 35.59 1998-09-01 35.59 1998-10-01 35.88 1998-11-01 35.88 1998-12-01 36.27 1999-01-01 36.27 1999-02-01 36.46 1999-03-01 36.66 1999-04-01 37.62 1999-05-01 37.62 1999-06-01 37.62 1999-07-01 37.62 1999-08-01 37.36 1999-09-01 37.69 1999-10-01 37.72 1999-11-01 37.75 1999-12-01 38.46 2000-01-01 39.23 2000-02-01 39.62 2000-03-01 39.62 2000-04-01 39.84 2000-05-01 40.20 2000-06-01 40.23 2000-07-01 40.42 2000-08-01 40.52 2000-09-01 40.81 2000-10-01 40.81 2000-11-01 41.10 2000-12-01 41.10 2001-01-01 41.10 2001-02-01 41.30 2001-03-01 41.72 2001-04-01 41.89 2001-05-01 42.16 2001-06-01 42.75 2001-07-01 43.38 2001-08-01 43.67 2001-09-01 43.85 2001-10-01 43.85 2001-11-01 44.10 2001-12-01 45.15 2002-01-01 46.08 2002-02-01 46.21 2002-03-01 46.25 2002-04-01 46.35 2002-05-01 46.00 2002-06-01 46.19 2002-07-01 46.28 2002-08-01 46.09 2002-09-01 46.30 2002-10-01 46.40 2002-11-01 46.50 2002-12-01 47.46 2003-01-01 47.70 2003-02-01 48.32 2003-03-01 48.38 2003-04-01 48.38 2003-05-01 48.38 2003-06-01 48.38 2003-07-01 47.52 2003-08-01 47.52 2003-09-01 47.53 2003-10-01 48.13 2003-11-01 48.13 2003-12-01 48.34 2004-01-01 48.34 2004-02-01 48.80 2004-03-01 49.16 2004-04-01 49.16 2004-05-01 49.18 2004-06-01 49.18 2004-07-01 48.75 2004-08-01 48.89 2004-09-01 48.89 2004-10-01 49.54 2004-11-01 49.97 2004-12-01 51.37 2005-01-01 51.77 2005-02-01 52.38 2005-03-01 52.38 2005-04-01 52.58 2005-05-01 52.58 2005-06-01 52.58 2005-07-01 52.58 2005-08-01 52.58 2005-09-01 52.91 2005-10-01 53.02 2005-11-01 53.52 2005-12-01 54.68 2006-01-01 54.72 2006-02-01 56.02 2006-03-01 56.02 2006-04-01 56.24 2006-05-01 56.24 2006-06-01 56.38 2006-07-01 56.41 2006-08-01 58.76 2006-09-01 59.23 2006-10-01 59.33 2006-11-01 59.61 2006-12-01 60.03 2007-01-01 61.53 2007-02-01 62.40 2007-03-01 63.87 2007-04-01 64.32 2007-05-01 64.32 2007-06-01 64.44 2007-07-01 65.78 2007-08-01 65.78 2007-09-01 66.31 2007-10-01 66.67 2007-11-01 67.91 2007-12-01 69.72 2008-01-01 69.72 2008-02-01 69.59 2008-03-01 69.91 2008-04-01 70.45 2008-05-01 71.25 2008-06-01 72.21 2008-07-01 73.85 2008-08-01 74.54 2008-09-01 74.86 2008-10-01 75.99 2008-11-01 76.08 2008-12-01 76.19 2009-01-01 76.63 2009-02-01 76.87 2009-03-01 77.12 2009-04-01 77.02 2009-05-01 77.02 2009-06-01 77.05 2009-07-01 77.26 2009-08-01 77.47 2009-09-01 77.50 2009-10-01 77.79 2009-11-01 75.64 2009-12-01 78.07 2010-01-01 79.29 2010-02-01 79.49 2010-03-01 79.49 2010-04-01 79.49 2010-05-01 79.72 2010-06-01 80.86 2010-07-01 80.86 2010-08-01 80.86 2010-09-01 80.94 2010-10-01 80.97 2010-11-01 81.81 2010-12-01 81.85 2011-01-01 81.77 2011-02-01 82.11 2011-03-01 82.21 2011-04-01 82.37 2011-05-01 82.21 2011-06-01 83.12 2011-07-01 83.87 2011-08-01 84.26 2011-09-01 84.26 2011-10-01 84.26 2011-11-01 84.26 2011-12-01 84.47 2012-01-01 84.47 2012-02-01 84.77 2012-03-01 84.77 2012-04-01 85.42 2012-05-01 85.84 2012-06-01 87.28 2012-07-01 87.42 2012-08-01 87.95 2012-09-01 87.72 2012-10-01 88.08 2012-11-01 88.86 2012-12-01 88.86 2013-01-01 89.48 2013-02-01 89.86 2013-03-01 90.91 2013-04-01 91.20 2013-05-01 91.90 2013-06-01 92.29 2013-07-01 92.42 2013-08-01 92.55 2013-09-01 93.24 2013-10-01 93.98 2013-11-01 94.59 2013-12-01 94.41 2014-01-01 95.01 2014-02-01 94.57 2014-03-01 95.15 2014-04-01 95.38 2014-05-01 96.37 2014-06-01 96.81 2014-07-01 96.73 2014-08-01 96.73 2014-09-01 97.48 2014-10-01 97.59 2014-11-01 97.94 2014-12-01 98.47 2015-01-01 98.37 2015-02-01 98.42 2015-03-01 98.42 2015-04-01 98.63 2015-05-01 99.45 2015-06-01 99.31 2015-07-01 99.46 2015-08-01 100.74 2015-09-01 101.35 2015-10-01 101.45 2015-11-01 101.98 2015-12-01 102.41 2016-01-01 102.66 2016-02-01 104.28 2016-03-01 104.79 2016-04-01 103.44 2016-05-01 104.29 2016-06-01 104.29 2016-07-01 104.29 2016-08-01 104.53 2016-09-01 104.54 2016-10-01 104.54 2016-11-01 105.89 2016-12-01 107.47 2017-01-01 107.54 2017-02-01 107.59 2017-03-01 107.59 2017-04-01 107.59 2017-05-01 107.22 2017-06-01 108.59 2017-07-01 108.58 2017-08-01 109.29 2017-09-01 109.13 2017-10-01 109.95 2017-11-01 110.42 2017-12-01 111.31 2018-01-01 111.31 2018-02-01 111.30 2018-03-01 111.30 2018-04-01 111.85 2018-05-01 111.80 2018-06-01 112.22 2018-07-01 112.22 2018-08-01 112.26 2018-09-01 112.58 2018-10-01 112.58