Month Index 2015=100 1996-01-01 27.12 1996-02-01 27.64 1996-03-01 27.84 1996-04-01 28.26 1996-05-01 28.31 1996-06-01 28.62 1996-07-01 28.86 1996-08-01 29.53 1996-09-01 29.69 1996-10-01 29.77 1996-11-01 31.52 1996-12-01 31.65 1997-01-01 31.98 1997-02-01 32.29 1997-03-01 32.31 1997-04-01 32.42 1997-05-01 32.61 1997-06-01 32.81 1997-07-01 35.70 1997-08-01 36.87 1997-09-01 37.03 1997-10-01 37.07 1997-11-01 38.58 1997-12-01 38.62 1998-01-01 38.70 1998-02-01 38.76 1998-03-01 39.35 1998-04-01 39.41 1998-05-01 39.53 1998-06-01 39.83 1998-07-01 41.39 1998-08-01 41.65 1998-09-01 41.82 1998-10-01 42.75 1998-11-01 42.88 1998-12-01 43.02 1999-01-01 43.08 1999-02-01 43.14 1999-03-01 43.26 1999-04-01 43.27 1999-05-01 43.28 1999-06-01 43.27 1999-07-01 43.43 1999-08-01 43.68 1999-09-01 43.73 1999-10-01 43.75 1999-11-01 43.71 1999-12-01 43.88 2000-01-01 47.93 2000-02-01 48.15 2000-03-01 48.14 2000-04-01 48.68 2000-05-01 48.68 2000-06-01 48.67 2000-07-01 48.65 2000-08-01 48.64 2000-09-01 48.82 2000-10-01 48.86 2000-11-01 50.45 2000-12-01 50.37 2001-01-01 49.63 2001-02-01 49.59 2001-03-01 49.56 2001-04-01 49.40 2001-05-01 49.72 2001-06-01 49.82 2001-07-01 49.89 2001-08-01 50.25 2001-09-01 50.26 2001-10-01 50.25 2001-11-01 50.60 2001-12-01 50.58 2002-01-01 51.21 2002-02-01 51.22 2002-03-01 51.19 2002-04-01 51.18 2002-05-01 51.41 2002-06-01 51.40 2002-07-01 51.42 2002-08-01 51.39 2002-09-01 51.47 2002-10-01 51.33 2002-11-01 51.39 2002-12-01 51.34 2003-01-01 51.38 2003-02-01 51.43 2003-03-01 51.47 2003-04-01 51.41 2003-05-01 51.66 2003-06-01 51.67 2003-07-01 51.49 2003-08-01 51.46 2003-09-01 51.45 2003-10-01 51.34 2003-11-01 51.44 2003-12-01 51.62 2004-01-01 51.60 2004-02-01 51.70 2004-03-01 51.74 2004-04-01 51.69 2004-05-01 52.19 2004-06-01 52.33 2004-07-01 51.59 2004-08-01 51.57 2004-09-01 52.08 2004-10-01 51.64 2004-11-01 51.82 2004-12-01 51.91 2005-01-01 53.54 2005-02-01 53.71 2005-03-01 54.00 2005-04-01 54.04 2005-05-01 54.24 2005-06-01 54.39 2005-07-01 54.17 2005-08-01 54.27 2005-09-01 54.59 2005-10-01 55.00 2005-11-01 55.40 2005-12-01 55.39 2006-01-01 56.18 2006-02-01 56.60 2006-03-01 56.68 2006-04-01 56.81 2006-05-01 57.05 2006-06-01 57.14 2006-07-01 57.88 2006-08-01 58.21 2006-09-01 58.44 2006-10-01 60.01 2006-11-01 61.32 2006-12-01 61.09 2007-01-01 62.15 2007-02-01 62.56 2007-03-01 62.83 2007-04-01 62.87 2007-05-01 63.09 2007-06-01 63.67 2007-07-01 64.37 2007-08-01 64.86 2007-09-01 65.73 2007-10-01 67.46 2007-11-01 68.25 2007-12-01 69.67 2008-01-01 73.01 2008-02-01 73.47 2008-03-01 73.90 2008-04-01 74.36 2008-05-01 74.80 2008-06-01 75.08 2008-07-01 76.00 2008-08-01 77.46 2008-09-01 77.81 2008-10-01 81.82 2008-11-01 83.68 2008-12-01 85.89 2009-01-01 89.76 2009-02-01 89.80 2009-03-01 89.43 2009-04-01 88.87 2009-05-01 88.22 2009-06-01 87.44 2009-07-01 85.36 2009-08-01 85.51 2009-09-01 85.98 2009-10-01 81.94 2009-11-01 80.97 2009-12-01 81.12 2010-01-01 86.88 2010-02-01 87.94 2010-03-01 88.30 2010-04-01 88.90 2010-05-01 89.19 2010-06-01 89.43 2010-07-01 91.39 2010-08-01 91.60 2010-09-01 91.66 2010-10-01 92.64 2010-11-01 92.50 2010-12-01 92.90 2011-01-01 93.89 2011-02-01 93.97 2011-03-01 94.09 2011-04-01 94.52 2011-05-01 96.08 2011-06-01 96.35 2011-07-01 98.85 2011-08-01 99.72 2011-09-01 100.84 2011-10-01 101.01 2011-11-01 101.89 2011-12-01 101.61 2012-01-01 101.99 2012-02-01 102.94 2012-03-01 103.04 2012-04-01 102.79 2012-05-01 103.17 2012-06-01 103.40 2012-07-01 105.73 2012-08-01 105.08 2012-09-01 105.67 2012-10-01 104.18 2012-11-01 103.70 2012-12-01 103.53 2013-01-01 105.62 2013-02-01 105.11 2013-03-01 104.41 2013-04-01 104.34 2013-05-01 104.66 2013-06-01 104.08 2013-07-01 104.14 2013-08-01 103.91 2013-09-01 104.05 2013-10-01 103.82 2013-11-01 103.87 2013-12-01 103.96 2014-01-01 104.53 2014-02-01 104.71 2014-03-01 104.56 2014-04-01 104.42 2014-05-01 103.76 2014-06-01 103.29 2014-07-01 102.43 2014-08-01 102.91 2014-09-01 102.02 2014-10-01 103.48 2014-11-01 104.19 2014-12-01 103.69 2015-01-01 102.10 2015-02-01 101.40 2015-03-01 101.29 2015-04-01 100.19 2015-05-01 100.26 2015-06-01 99.32 2015-07-01 99.59 2015-08-01 98.85 2015-09-01 99.23 2015-10-01 98.65 2015-11-01 98.92 2015-12-01 100.20 2016-01-01 100.64 2016-02-01 100.38 2016-03-01 100.06 2016-04-01 99.21 2016-05-01 98.58 2016-06-01 98.25 2016-07-01 96.93 2016-08-01 96.63 2016-09-01 96.66 2016-10-01 97.28 2016-11-01 98.03 2016-12-01 97.78 2017-01-01 98.62 2017-02-01 98.76 2017-03-01 99.71 2017-04-01 99.16 2017-05-01 98.20 2017-06-01 99.93 2017-07-01 100.07 2017-08-01 100.19 2017-09-01 101.01 2017-10-01 99.43 2017-11-01 100.54 2017-12-01 101.19 2018-01-01 103.90 2018-02-01 104.12 2018-03-01 104.22 2018-04-01 103.25 2018-05-01 101.43 2018-06-01 100.29 2018-07-01 99.88 2018-08-01 99.80 2018-09-01 102.13 2018-10-01 104.15