Month Index 2015=100 1996-12-01 7.65 1997-01-01 11.38 1997-02-01 38.73 1997-03-01 41.81 1997-04-01 41.82 1997-05-01 42.64 1997-06-01 43.23 1997-07-01 44.35 1997-08-01 46.84 1997-09-01 48.67 1997-10-01 49.07 1997-11-01 49.57 1997-12-01 49.72 1998-01-01 50.79 1998-02-01 51.45 1998-03-01 51.53 1998-04-01 51.76 1998-05-01 50.87 1998-06-01 49.03 1998-07-01 48.67 1998-08-01 48.82 1998-09-01 50.41 1998-10-01 50.58 1998-11-01 50.30 1998-12-01 50.51 1999-01-01 51.43 1999-02-01 51.05 1999-03-01 50.54 1999-04-01 50.21 1999-05-01 49.76 1999-06-01 49.31 1999-07-01 51.03 1999-08-01 51.42 1999-09-01 52.22 1999-10-01 52.83 1999-11-01 53.07 1999-12-01 53.80 2000-01-01 55.14 2000-02-01 55.76 2000-03-01 55.58 2000-04-01 54.99 2000-05-01 55.07 2000-06-01 55.21 2000-07-01 55.56 2000-08-01 57.26 2000-09-01 58.59 2000-10-01 59.32 2000-11-01 59.78 2000-12-01 60.05 2001-01-01 60.43 2001-02-01 60.64 2001-03-01 60.67 2001-04-01 60.56 2001-05-01 60.59 2001-06-01 60.54 2001-07-01 60.42 2001-08-01 60.62 2001-09-01 61.41 2001-10-01 62.49 2001-11-01 62.63 2001-12-01 63.03 2002-01-01 64.76 2002-02-01 65.45 2002-03-01 65.66 2002-04-01 65.55 2002-05-01 64.14 2002-06-01 62.97 2002-07-01 63.04 2002-08-01 62.61 2002-09-01 63.12 2002-10-01 63.77 2002-11-01 63.88 2002-12-01 64.70 2003-01-01 65.14 2003-02-01 65.22 2003-03-01 65.48 2003-04-01 65.67 2003-05-01 65.26 2003-06-01 63.80 2003-07-01 64.38 2003-08-01 64.88 2003-09-01 65.51 2003-10-01 65.98 2003-11-01 67.23 2003-12-01 68.46 2004-01-01 68.97 2004-02-01 68.92 2004-03-01 68.83 2004-04-01 69.03 2004-05-01 69.04 2004-06-01 67.77 2004-07-01 68.63 2004-08-01 68.31 2004-09-01 68.98 2004-10-01 69.10 2004-11-01 69.55 2004-12-01 70.46 2005-01-01 70.91 2005-02-01 71.46 2005-03-01 71.81 2005-04-01 72.68 2005-05-01 72.55 2005-06-01 72.22 2005-07-01 72.78 2005-08-01 73.28 2005-09-01 74.17 2005-10-01 74.77 2005-11-01 75.12 2005-12-01 75.68 2006-01-01 76.24 2006-02-01 76.71 2006-03-01 76.77 2006-04-01 77.28 2006-05-01 77.47 2006-06-01 76.68 2006-07-01 76.86 2006-08-01 76.83 2006-09-01 76.51 2006-10-01 77.05 2006-11-01 77.92 2006-12-01 78.67 2007-01-01 79.88 2007-02-01 80.31 2007-03-01 80.50 2007-04-01 81.03 2007-05-01 81.32 2007-06-01 81.14 2007-07-01 82.58 2007-08-01 84.49 2007-09-01 85.55 2007-10-01 85.84 2007-11-01 87.43 2007-12-01 88.38 2008-01-01 89.80 2008-02-01 90.76 2008-03-01 91.54 2008-04-01 92.13 2008-05-01 92.83 2008-06-01 93.17 2008-07-01 94.51 2008-08-01 94.39 2008-09-01 95.24 2008-10-01 95.33 2008-11-01 94.91 2008-12-01 94.49 2009-01-01 94.92 2009-02-01 95.29 2009-03-01 94.88 2009-04-01 94.88 2009-05-01 94.87 2009-06-01 94.96 2009-07-01 94.80 2009-08-01 94.93 2009-09-01 94.75 2009-10-01 94.91 2009-11-01 95.09 2009-12-01 95.41 2010-01-01 95.95 2010-02-01 96.16 2010-03-01 96.45 2010-04-01 96.49 2010-05-01 96.49 2010-06-01 96.05 2010-07-01 96.57 2010-08-01 96.76 2010-09-01 96.98 2010-10-01 97.17 2010-11-01 97.71 2010-12-01 98.50 2011-01-01 98.99 2011-02-01 99.58 2011-03-01 100.01 2011-04-01 99.92 2011-05-01 100.03 2011-06-01 99.70 2011-07-01 100.10 2011-08-01 99.96 2011-09-01 99.98 2011-10-01 100.33 2011-11-01 100.42 2011-12-01 100.70 2012-01-01 101.07 2012-02-01 101.70 2012-03-01 101.85 2012-04-01 102.10 2012-05-01 101.98 2012-06-01 101.43 2012-07-01 102.65 2012-08-01 103.25 2012-09-01 103.62 2012-10-01 103.55 2012-11-01 103.30 2012-12-01 103.62 2013-01-01 103.86 2013-02-01 104.05 2013-03-01 103.57 2013-04-01 103.10 2013-05-01 103.05 2013-06-01 102.75 2013-07-01 102.68 2013-08-01 102.47 2013-09-01 102.20 2013-10-01 102.35 2013-11-01 102.22 2013-12-01 102.66 2014-01-01 102.35 2014-02-01 101.73 2014-03-01 101.42 2014-04-01 101.65 2014-05-01 101.11 2014-06-01 100.78 2014-07-01 101.44 2014-08-01 101.34 2014-09-01 100.63 2014-10-01 100.71 2014-11-01 100.17 2014-12-01 100.53 2015-01-01 99.81 2015-02-01 99.87 2015-03-01 100.21 2015-04-01 100.69 2015-05-01 100.74 2015-06-01 100.16 2015-07-01 100.35 2015-08-01 100.43 2015-09-01 99.60 2015-10-01 99.43 2015-11-01 99.15 2015-12-01 99.57 2016-01-01 99.34 2016-02-01 98.77 2016-03-01 98.12 2016-04-01 97.91 2016-05-01 97.91 2016-06-01 98.03 2016-07-01 99.05 2016-08-01 99.08 2016-09-01 98.29 2016-10-01 98.19 2016-11-01 98.08 2016-12-01 98.85 2017-01-01 99.55 2017-02-01 99.58 2017-03-01 99.04 2017-04-01 99.51 2017-05-01 99.26 2017-06-01 99.08 2017-07-01 99.59 2017-08-01 99.74 2017-09-01 99.51 2017-10-01 99.61 2017-11-01 99.89 2017-12-01 100.58 2018-01-01 100.77 2018-02-01 100.95 2018-03-01 100.74 2018-04-01 101.06 2018-05-01 101.46 2018-06-01 101.97 2018-07-01 103.06 2018-08-01 103.40 2018-09-01 103.02 2018-10-01 103.18