Month Index 2015=100 1996-12-01 3.93 1997-01-01 5.52 1997-02-01 10.26 1997-03-01 19.02 1997-04-01 23.63 1997-05-01 24.35 1997-06-01 25.11 1997-07-01 25.55 1997-08-01 26.14 1997-09-01 27.08 1997-10-01 27.27 1997-11-01 27.46 1997-12-01 27.52 1998-01-01 27.72 1998-02-01 28.28 1998-03-01 28.55 1998-04-01 28.62 1998-05-01 28.72 1998-06-01 28.98 1998-07-01 29.50 1998-08-01 30.65 1998-09-01 33.09 1998-10-01 33.33 1998-11-01 33.36 1998-12-01 33.42 1999-01-01 36.63 1999-02-01 36.85 1999-03-01 37.07 1999-04-01 37.06 1999-05-01 37.11 1999-06-01 37.22 1999-07-01 39.78 1999-08-01 40.73 1999-09-01 40.76 1999-10-01 40.74 1999-11-01 40.74 1999-12-01 40.76 2000-01-01 42.85 2000-02-01 43.07 2000-03-01 43.25 2000-04-01 43.20 2000-05-01 43.43 2000-06-01 43.52 2000-07-01 43.58 2000-08-01 44.64 2000-09-01 45.21 2000-10-01 45.38 2000-11-01 45.54 2000-12-01 45.56 2001-01-01 45.93 2001-02-01 46.27 2001-03-01 46.54 2001-04-01 46.61 2001-05-01 46.69 2001-06-01 46.81 2001-07-01 46.85 2001-08-01 46.94 2001-09-01 46.99 2001-10-01 49.89 2001-11-01 49.99 2001-12-01 48.99 2002-01-01 50.98 2002-02-01 51.35 2002-03-01 51.56 2002-04-01 51.68 2002-05-01 51.63 2002-06-01 51.56 2002-07-01 56.72 2002-08-01 56.71 2002-09-01 56.85 2002-10-01 57.26 2002-11-01 57.87 2002-12-01 57.99 2003-01-01 58.26 2003-02-01 58.12 2003-03-01 58.14 2003-04-01 58.21 2003-05-01 58.06 2003-06-01 57.98 2003-07-01 62.89 2003-08-01 63.12 2003-09-01 63.22 2003-10-01 63.42 2003-11-01 63.18 2003-12-01 63.05 2004-01-01 63.16 2004-02-01 63.07 2004-03-01 63.06 2004-04-01 63.23 2004-05-01 63.23 2004-06-01 63.21 2004-07-01 66.88 2004-08-01 67.23 2004-09-01 67.27 2004-10-01 67.50 2004-11-01 67.64 2004-12-01 67.66 2005-01-01 67.97 2005-02-01 68.09 2005-03-01 68.13 2005-04-01 68.52 2005-05-01 68.53 2005-06-01 68.53 2005-07-01 68.83 2005-08-01 68.91 2005-09-01 69.01 2005-10-01 69.17 2005-11-01 70.92 2005-12-01 71.02 2006-01-01 71.26 2006-02-01 71.33 2006-03-01 71.73 2006-04-01 71.84 2006-05-01 71.87 2006-06-01 71.90 2006-07-01 72.16 2006-08-01 72.32 2006-09-01 72.41 2006-10-01 72.44 2006-11-01 73.00 2006-12-01 73.08 2007-01-01 73.35 2007-02-01 73.54 2007-03-01 74.07 2007-04-01 74.41 2007-05-01 74.63 2007-06-01 74.77 2007-07-01 77.24 2007-08-01 77.56 2007-09-01 77.78 2007-10-01 77.86 2007-11-01 78.12 2007-12-01 78.50 2008-01-01 79.12 2008-02-01 79.32 2008-03-01 79.55 2008-04-01 79.95 2008-05-01 80.24 2008-06-01 80.59 2008-07-01 86.50 2008-08-01 88.11 2008-09-01 88.49 2008-10-01 88.70 2008-11-01 89.68 2008-12-01 89.84 2009-01-01 91.47 2009-02-01 91.66 2009-03-01 90.87 2009-04-01 91.05 2009-05-01 90.99 2009-06-01 91.00 2009-07-01 89.43 2009-08-01 89.42 2009-09-01 89.42 2009-10-01 89.45 2009-11-01 88.78 2009-12-01 88.89 2010-01-01 89.72 2010-02-01 89.76 2010-03-01 89.90 2010-04-01 90.27 2010-05-01 90.36 2010-06-01 90.38 2010-07-01 91.53 2010-08-01 91.53 2010-09-01 91.68 2010-10-01 91.83 2010-11-01 92.63 2010-12-01 92.75 2011-01-01 92.22 2011-02-01 92.22 2011-03-01 92.08 2011-04-01 92.15 2011-05-01 92.18 2011-06-01 92.22 2011-07-01 93.36 2011-08-01 93.46 2011-09-01 93.49 2011-10-01 93.79 2011-11-01 94.33 2011-12-01 94.37 2012-01-01 94.43 2012-02-01 94.77 2012-03-01 95.15 2012-04-01 96.24 2012-05-01 96.25 2012-06-01 96.24 2012-07-01 102.41 2012-08-01 102.54 2012-09-01 102.71 2012-10-01 102.91 2012-11-01 103.19 2012-12-01 103.23 2013-01-01 102.43 2013-02-01 102.59 2013-03-01 99.52 2013-04-01 98.56 2013-05-01 98.60 2013-06-01 98.54 2013-07-01 98.53 2013-08-01 96.48 2013-09-01 96.47 2013-10-01 96.44 2013-11-01 96.38 2013-12-01 96.41 2014-01-01 95.23 2014-02-01 95.14 2014-03-01 95.25 2014-04-01 95.21 2014-05-01 95.23 2014-06-01 95.24 2014-07-01 96.11 2014-08-01 96.14 2014-09-01 96.23 2014-10-01 100.56 2014-11-01 100.80 2014-12-01 100.76 2015-01-01 100.79 2015-02-01 100.75 2015-03-01 100.77 2015-04-01 100.09 2015-05-01 100.08 2015-06-01 100.07 2015-07-01 99.78 2015-08-01 99.63 2015-09-01 99.69 2015-10-01 99.62 2015-11-01 99.33 2015-12-01 99.39 2016-01-01 99.36 2016-02-01 99.42 2016-03-01 99.35 2016-04-01 98.91 2016-05-01 98.95 2016-06-01 99.05 2016-07-01 98.98 2016-08-01 99.14 2016-09-01 99.22 2016-10-01 99.29 2016-11-01 99.28 2016-12-01 99.31 2017-01-01 99.69 2017-02-01 99.83 2017-03-01 99.77 2017-04-01 101.22 2017-05-01 101.30 2017-06-01 101.27 2017-07-01 102.02 2017-08-01 102.33 2017-09-01 102.69 2017-10-01 103.14 2017-11-01 103.52 2017-12-01 103.76 2018-01-01 104.06 2018-02-01 104.27 2018-03-01 104.38 2018-04-01 104.46 2018-05-01 104.52 2018-06-01 104.66 2018-07-01 105.92 2018-08-01 106.31 2018-09-01 106.62 2018-10-01 107.44