Month Index 2015=100 1996-12-01 2.69 1997-01-01 3.69 1997-02-01 9.32 1997-03-01 9.41 1997-04-01 9.86 1997-05-01 11.44 1997-06-01 13.04 1997-07-01 13.58 1997-08-01 14.28 1997-09-01 15.54 1997-10-01 17.86 1997-11-01 18.23 1997-12-01 19.03 1998-01-01 19.52 1998-02-01 20.39 1998-03-01 21.18 1998-04-01 21.73 1998-05-01 22.22 1998-06-01 24.10 1998-07-01 24.35 1998-08-01 24.81 1998-09-01 25.17 1998-10-01 25.47 1998-11-01 27.53 1998-12-01 27.83 1999-01-01 29.16 1999-02-01 30.15 1999-03-01 30.53 1999-04-01 30.78 1999-05-01 30.97 1999-06-01 31.07 1999-07-01 31.88 1999-08-01 32.49 1999-09-01 32.80 1999-10-01 33.23 1999-11-01 33.61 1999-12-01 33.78 2000-01-01 34.39 2000-02-01 35.16 2000-03-01 35.48 2000-04-01 35.74 2000-05-01 35.88 2000-06-01 36.11 2000-07-01 37.99 2000-08-01 39.76 2000-09-01 40.57 2000-10-01 40.83 2000-11-01 41.35 2000-12-01 42.48 2001-01-01 43.26 2001-02-01 43.41 2001-03-01 43.42 2001-04-01 43.41 2001-05-01 44.04 2001-06-01 47.74 2001-07-01 48.15 2001-08-01 48.25 2001-09-01 48.34 2001-10-01 48.48 2001-11-01 49.35 2001-12-01 49.41 2002-01-01 49.70 2002-02-01 49.90 2002-03-01 49.93 2002-04-01 49.92 2002-05-01 50.13 2002-06-01 50.25 2002-07-01 50.51 2002-08-01 50.61 2002-09-01 50.62 2002-10-01 50.75 2002-11-01 50.78 2002-12-01 50.81 2003-01-01 52.51 2003-02-01 52.59 2003-03-01 52.44 2003-04-01 52.86 2003-05-01 52.75 2003-06-01 52.75 2003-07-01 52.37 2003-08-01 52.33 2003-09-01 52.42 2003-10-01 52.51 2003-11-01 52.57 2003-12-01 52.64 2004-01-01 53.14 2004-02-01 54.53 2004-03-01 54.36 2004-04-01 54.39 2004-05-01 54.47 2004-06-01 54.49 2004-07-01 54.76 2004-08-01 54.77 2004-09-01 54.79 2004-10-01 54.89 2004-11-01 54.92 2004-12-01 55.08 2005-01-01 56.73 2005-02-01 60.59 2005-03-01 60.59 2005-04-01 60.72 2005-05-01 60.83 2005-06-01 60.86 2005-07-01 60.82 2005-08-01 60.95 2005-09-01 61.19 2005-10-01 61.43 2005-11-01 61.72 2005-12-01 61.89 2006-01-01 63.06 2006-02-01 64.24 2006-03-01 64.42 2006-04-01 64.68 2006-05-01 64.78 2006-06-01 64.97 2006-07-01 65.02 2006-08-01 65.16 2006-09-01 65.46 2006-10-01 65.64 2006-11-01 65.81 2006-12-01 65.99 2007-01-01 70.04 2007-02-01 70.72 2007-03-01 71.16 2007-04-01 71.97 2007-05-01 72.08 2007-06-01 72.18 2007-07-01 72.32 2007-08-01 72.53 2007-09-01 73.48 2007-10-01 73.79 2007-11-01 74.41 2007-12-01 75.24 2008-01-01 79.82 2008-02-01 82.27 2008-03-01 82.71 2008-04-01 83.17 2008-05-01 83.67 2008-06-01 84.03 2008-07-01 79.17 2008-08-01 79.49 2008-09-01 80.05 2008-10-01 80.55 2008-11-01 81.64 2008-12-01 82.39 2009-01-01 85.19 2009-02-01 86.17 2009-03-01 86.82 2009-04-01 87.03 2009-05-01 87.28 2009-06-01 87.47 2009-07-01 87.63 2009-08-01 87.81 2009-09-01 87.86 2009-10-01 88.11 2009-11-01 88.22 2009-12-01 88.49 2010-01-01 88.56 2010-02-01 88.83 2010-03-01 88.95 2010-04-01 89.12 2010-05-01 89.36 2010-06-01 89.46 2010-07-01 89.57 2010-08-01 89.76 2010-09-01 89.94 2010-10-01 90.51 2010-11-01 90.81 2010-12-01 90.90 2011-01-01 99.87 2011-02-01 99.92 2011-03-01 99.70 2011-04-01 99.77 2011-05-01 100.28 2011-06-01 100.32 2011-07-01 100.34 2011-08-01 100.40 2011-09-01 107.41 2011-10-01 107.62 2011-11-01 107.85 2011-12-01 108.10 2012-01-01 108.71 2012-02-01 108.97 2012-03-01 109.03 2012-04-01 109.20 2012-05-01 113.09 2012-06-01 113.58 2012-07-01 113.76 2012-08-01 113.89 2012-09-01 114.17 2012-10-01 114.32 2012-11-01 114.66 2012-12-01 114.82 2013-01-01 114.97 2013-02-01 115.03 2013-03-01 115.08 2013-04-01 115.32 2013-05-01 115.46 2013-06-01 115.47 2013-07-01 115.62 2013-08-01 115.81 2013-09-01 115.99 2013-10-01 116.18 2013-11-01 116.19 2013-12-01 116.17 2014-01-01 101.90 2014-02-01 98.69 2014-03-01 98.87 2014-04-01 99.01 2014-05-01 99.01 2014-06-01 99.02 2014-07-01 99.01 2014-08-01 99.01 2014-09-01 98.99 2014-10-01 99.00 2014-11-01 99.14 2014-12-01 99.15 2015-01-01 99.27 2015-02-01 99.40 2015-03-01 99.41 2015-04-01 99.80 2015-05-01 99.85 2015-06-01 100.12 2015-07-01 100.12 2015-08-01 100.12 2015-09-01 100.17 2015-10-01 100.20 2015-11-01 100.78 2015-12-01 100.78 2016-01-01 100.85 2016-02-01 100.94 2016-03-01 101.18 2016-04-01 101.44 2016-05-01 101.47 2016-06-01 101.46 2016-07-01 101.55 2016-08-01 101.53 2016-09-01 101.61 2016-10-01 101.68 2016-11-01 101.63 2016-12-01 101.63 2017-01-01 101.92 2017-02-01 101.93 2017-03-01 101.97 2017-04-01 102.22 2017-05-01 102.22 2017-06-01 102.26 2017-07-01 102.30 2017-08-01 102.44 2017-09-01 102.57 2017-10-01 102.64 2017-11-01 102.67 2017-12-01 102.67 2018-01-01 102.91 2018-02-01 103.17 2018-03-01 103.36 2018-04-01 103.46 2018-05-01 103.46 2018-06-01 103.51 2018-07-01 103.54 2018-08-01 103.55 2018-09-01 103.62 2018-10-01 103.90