Month Index 2015=100 1996-12-01 5.38 1997-01-01 7.67 1997-02-01 19.79 1997-03-01 20.69 1997-04-01 22.82 1997-05-01 25.56 1997-06-01 26.24 1997-07-01 30.37 1997-08-01 30.76 1997-09-01 32.87 1997-10-01 33.61 1997-11-01 34.61 1997-12-01 34.45 1998-01-01 34.70 1998-02-01 35.35 1998-03-01 35.59 1998-04-01 35.67 1998-05-01 36.36 1998-06-01 37.53 1998-07-01 39.37 1998-08-01 39.82 1998-09-01 40.19 1998-10-01 40.70 1998-11-01 42.31 1998-12-01 43.26 1999-01-01 42.84 1999-02-01 43.63 1999-03-01 44.33 1999-04-01 44.90 1999-05-01 46.14 1999-06-01 45.31 1999-07-01 47.70 1999-08-01 47.80 1999-09-01 49.35 1999-10-01 50.07 1999-11-01 50.28 1999-12-01 50.20 2000-01-01 50.34 2000-02-01 50.44 2000-03-01 51.38 2000-04-01 55.15 2000-05-01 55.28 2000-06-01 55.34 2000-07-01 55.34 2000-08-01 55.37 2000-09-01 57.89 2000-10-01 59.94 2000-11-01 60.23 2000-12-01 60.30 2001-01-01 61.46 2001-02-01 62.95 2001-03-01 63.78 2001-04-01 63.89 2001-05-01 63.96 2001-06-01 64.03 2001-07-01 64.03 2001-08-01 66.48 2001-09-01 68.61 2001-10-01 68.67 2001-11-01 68.73 2001-12-01 68.79 2002-01-01 69.30 2002-02-01 69.36 2002-03-01 69.49 2002-04-01 69.61 2002-05-01 69.90 2002-06-01 69.87 2002-07-01 69.95 2002-08-01 69.99 2002-09-01 69.79 2002-10-01 69.82 2002-11-01 69.65 2002-12-01 69.71 2003-01-01 69.77 2003-02-01 69.83 2003-03-01 69.73 2003-04-01 69.71 2003-05-01 69.74 2003-06-01 69.76 2003-07-01 69.92 2003-08-01 70.03 2003-09-01 70.25 2003-10-01 70.28 2003-11-01 68.75 2003-12-01 68.80 2004-01-01 68.76 2004-02-01 68.78 2004-03-01 68.75 2004-04-01 68.66 2004-05-01 69.44 2004-06-01 69.43 2004-07-01 69.42 2004-08-01 68.01 2004-09-01 67.89 2004-10-01 67.96 2004-11-01 68.70 2004-12-01 68.69 2005-01-01 69.55 2005-02-01 69.54 2005-03-01 68.69 2005-04-01 68.68 2005-05-01 69.78 2005-06-01 69.78 2005-07-01 69.82 2005-08-01 69.84 2005-09-01 69.88 2005-10-01 69.91 2005-11-01 69.99 2005-12-01 70.16 2006-01-01 70.21 2006-02-01 70.11 2006-03-01 70.04 2006-04-01 70.07 2006-05-01 70.17 2006-06-01 71.19 2006-07-01 71.26 2006-08-01 71.31 2006-09-01 71.43 2006-10-01 71.56 2006-11-01 71.56 2006-12-01 71.60 2007-01-01 73.30 2007-02-01 73.42 2007-03-01 73.47 2007-04-01 73.49 2007-05-01 73.52 2007-06-01 73.56 2007-07-01 73.77 2007-08-01 74.12 2007-09-01 74.38 2007-10-01 74.43 2007-11-01 74.53 2007-12-01 74.66 2008-01-01 74.83 2008-02-01 74.89 2008-03-01 75.06 2008-04-01 75.19 2008-05-01 75.53 2008-06-01 75.73 2008-07-01 76.58 2008-08-01 78.09 2008-09-01 78.83 2008-10-01 79.32 2008-11-01 80.01 2008-12-01 81.15 2009-01-01 83.00 2009-02-01 82.88 2009-03-01 83.41 2009-04-01 83.61 2009-05-01 84.06 2009-06-01 84.86 2009-07-01 84.73 2009-08-01 85.46 2009-09-01 85.14 2009-10-01 85.19 2009-11-01 85.53 2009-12-01 85.50 2010-01-01 86.22 2010-02-01 86.31 2010-03-01 86.17 2010-04-01 85.90 2010-05-01 86.08 2010-06-01 86.43 2010-07-01 86.84 2010-08-01 86.89 2010-09-01 87.35 2010-10-01 87.07 2010-11-01 87.54 2010-12-01 87.71 2011-01-01 87.93 2011-02-01 88.09 2011-03-01 88.03 2011-04-01 88.18 2011-05-01 88.70 2011-06-01 88.72 2011-07-01 88.94 2011-08-01 89.08 2011-09-01 89.21 2011-10-01 88.86 2011-11-01 88.89 2011-12-01 89.46 2012-01-01 89.49 2012-02-01 89.37 2012-03-01 89.23 2012-04-01 89.34 2012-05-01 89.50 2012-06-01 89.50 2012-07-01 89.89 2012-08-01 89.91 2012-09-01 91.24 2012-10-01 91.37 2012-11-01 91.74 2012-12-01 91.80 2013-01-01 91.92 2013-02-01 91.99 2013-03-01 92.03 2013-04-01 92.24 2013-05-01 92.39 2013-06-01 92.66 2013-07-01 93.12 2013-08-01 93.10 2013-09-01 93.60 2013-10-01 94.29 2013-11-01 93.95 2013-12-01 93.58 2014-01-01 93.72 2014-02-01 93.57 2014-03-01 93.40 2014-04-01 93.46 2014-05-01 94.68 2014-06-01 95.09 2014-07-01 94.56 2014-08-01 94.57 2014-09-01 95.22 2014-10-01 95.81 2014-11-01 97.73 2014-12-01 99.01 2015-01-01 98.96 2015-02-01 98.36 2015-03-01 99.17 2015-04-01 99.32 2015-05-01 99.22 2015-06-01 99.04 2015-07-01 100.06 2015-08-01 100.47 2015-09-01 100.55 2015-10-01 100.93 2015-11-01 102.21 2015-12-01 101.70 2016-01-01 101.82 2016-02-01 102.19 2016-03-01 101.82 2016-04-01 101.92 2016-05-01 102.00 2016-06-01 101.48 2016-07-01 102.02 2016-08-01 102.13 2016-09-01 101.95 2016-10-01 102.12 2016-11-01 102.06 2016-12-01 102.87 2017-01-01 103.05 2017-02-01 104.36 2017-03-01 104.87 2017-04-01 104.69 2017-05-01 105.18 2017-06-01 105.50 2017-07-01 106.19 2017-08-01 105.84 2017-09-01 106.58 2017-10-01 107.49 2017-11-01 107.96 2017-12-01 107.78 2018-01-01 108.12 2018-02-01 107.48 2018-03-01 108.65 2018-04-01 108.32 2018-05-01 108.98 2018-06-01 109.40 2018-07-01 110.01 2018-08-01 109.90 2018-09-01 113.77 2018-10-01 114.47