Month Index 2015=100 1996-12-01 8.93 1997-01-01 14.83 1997-02-01 71.38 1997-03-01 66.99 1997-04-01 62.50 1997-05-01 57.99 1997-06-01 60.14 1997-07-01 60.43 1997-08-01 60.54 1997-09-01 61.22 1997-10-01 61.62 1997-11-01 61.54 1997-12-01 61.60 1998-01-01 62.53 1998-02-01 62.76 1998-03-01 63.13 1998-04-01 62.47 1998-05-01 62.19 1998-06-01 62.08 1998-07-01 61.65 1998-08-01 62.24 1998-09-01 62.42 1998-10-01 62.54 1998-11-01 62.94 1998-12-01 62.91 1999-01-01 63.30 1999-02-01 62.90 1999-03-01 62.38 1999-04-01 62.01 1999-05-01 61.89 1999-06-01 61.66 1999-07-01 61.82 1999-08-01 61.96 1999-09-01 62.04 1999-10-01 62.12 1999-11-01 62.52 1999-12-01 62.58 2000-01-01 62.47 2000-02-01 62.89 2000-03-01 62.96 2000-04-01 63.16 2000-05-01 63.70 2000-06-01 63.99 2000-07-01 64.09 2000-08-01 64.39 2000-09-01 65.11 2000-10-01 65.53 2000-11-01 66.12 2000-12-01 66.35 2001-01-01 66.99 2001-02-01 68.68 2001-03-01 69.68 2001-04-01 69.98 2001-05-01 70.12 2001-06-01 70.12 2001-07-01 70.03 2001-08-01 70.18 2001-09-01 70.03 2001-10-01 70.02 2001-11-01 70.12 2001-12-01 70.32 2002-01-01 71.07 2002-02-01 71.26 2002-03-01 71.46 2002-04-01 71.38 2002-05-01 71.14 2002-06-01 71.14 2002-07-01 70.71 2002-08-01 70.84 2002-09-01 70.92 2002-10-01 70.84 2002-11-01 70.78 2002-12-01 70.90 2003-01-01 70.93 2003-02-01 70.76 2003-03-01 70.90 2003-04-01 70.82 2003-05-01 70.81 2003-06-01 70.36 2003-07-01 70.29 2003-08-01 70.36 2003-09-01 70.30 2003-10-01 70.51 2003-11-01 70.48 2003-12-01 70.29 2004-01-01 70.24 2004-02-01 70.26 2004-03-01 70.41 2004-04-01 70.04 2004-05-01 69.81 2004-06-01 69.96 2004-07-01 70.09 2004-08-01 70.16 2004-09-01 70.31 2004-10-01 70.88 2004-11-01 71.11 2004-12-01 71.59 2005-01-01 71.71 2005-02-01 71.80 2005-03-01 71.93 2005-04-01 72.52 2005-05-01 72.79 2005-06-01 72.88 2005-07-01 73.10 2005-08-01 73.30 2005-09-01 73.41 2005-10-01 73.40 2005-11-01 73.97 2005-12-01 74.08 2006-01-01 74.09 2006-02-01 74.15 2006-03-01 74.54 2006-04-01 74.56 2006-05-01 74.63 2006-06-01 74.66 2006-07-01 74.63 2006-08-01 74.82 2006-09-01 75.24 2006-10-01 76.03 2006-11-01 76.52 2006-12-01 76.81 2007-01-01 77.40 2007-02-01 77.82 2007-03-01 78.02 2007-04-01 78.25 2007-05-01 78.48 2007-06-01 79.14 2007-07-01 79.92 2007-08-01 80.54 2007-09-01 81.71 2007-10-01 82.13 2007-11-01 82.56 2007-12-01 82.57 2008-01-01 82.71 2008-02-01 83.21 2008-03-01 83.73 2008-04-01 84.94 2008-05-01 85.41 2008-06-01 86.52 2008-07-01 87.30 2008-08-01 87.90 2008-09-01 88.34 2008-10-01 88.96 2008-11-01 89.06 2008-12-01 89.14 2009-01-01 89.33 2009-02-01 89.66 2009-03-01 90.32 2009-04-01 90.87 2009-05-01 91.21 2009-06-01 91.44 2009-07-01 91.73 2009-08-01 92.07 2009-09-01 92.22 2009-10-01 92.36 2009-11-01 92.67 2009-12-01 92.60 2010-01-01 92.27 2010-02-01 92.14 2010-03-01 92.13 2010-04-01 92.19 2010-05-01 92.12 2010-06-01 92.55 2010-07-01 92.80 2010-08-01 92.17 2010-09-01 92.80 2010-10-01 93.18 2010-11-01 93.77 2010-12-01 93.72 2011-01-01 93.78 2011-02-01 93.81 2011-03-01 93.94 2011-04-01 94.24 2011-05-01 94.95 2011-06-01 95.40 2011-07-01 95.29 2011-08-01 95.52 2011-09-01 95.60 2011-10-01 96.70 2011-11-01 97.14 2011-12-01 97.22 2012-01-01 97.29 2012-02-01 97.44 2012-03-01 97.32 2012-04-01 98.04 2012-05-01 97.82 2012-06-01 97.86 2012-07-01 98.45 2012-08-01 98.45 2012-09-01 98.90 2012-10-01 99.16 2012-11-01 99.19 2012-12-01 99.14 2013-01-01 99.25 2013-02-01 99.17 2013-03-01 99.05 2013-04-01 99.30 2013-05-01 99.30 2013-06-01 99.65 2013-07-01 99.69 2013-08-01 100.04 2013-09-01 99.75 2013-10-01 99.95 2013-11-01 99.83 2013-12-01 100.28 2014-01-01 100.40 2014-02-01 100.27 2014-03-01 100.01 2014-04-01 100.46 2014-05-01 100.77 2014-06-01 100.58 2014-07-01 100.87 2014-08-01 100.71 2014-09-01 100.65 2014-10-01 100.42 2014-11-01 100.44 2014-12-01 100.30 2015-01-01 100.42 2015-02-01 100.08 2015-03-01 100.02 2015-04-01 100.02 2015-05-01 100.26 2015-06-01 100.09 2015-07-01 99.74 2015-08-01 99.52 2015-09-01 99.65 2015-10-01 99.89 2015-11-01 100.11 2015-12-01 100.20 2016-01-01 99.98 2016-02-01 99.76 2016-03-01 99.75 2016-04-01 99.68 2016-05-01 99.66 2016-06-01 99.55 2016-07-01 99.28 2016-08-01 99.37 2016-09-01 99.62 2016-10-01 99.35 2016-11-01 99.65 2016-12-01 99.63 2017-01-01 99.77 2017-02-01 99.47 2017-03-01 99.50 2017-04-01 99.24 2017-05-01 99.43 2017-06-01 99.88 2017-07-01 100.22 2017-08-01 100.61 2017-09-01 100.80 2017-10-01 100.82 2017-11-01 101.09 2017-12-01 101.33 2018-01-01 101.44 2018-02-01 101.66 2018-03-01 102.47 2018-04-01 102.78 2018-05-01 103.27 2018-06-01 103.30 2018-07-01 103.43 2018-08-01 103.83 2018-09-01 104.31 2018-10-01 104.87