Month Index 2015=100 1996-12-01 13.33 1997-01-01 20.35 1997-02-01 79.03 1997-03-01 71.06 1997-04-01 67.06 1997-05-01 66.79 1997-06-01 68.69 1997-07-01 70.92 1997-08-01 77.63 1997-09-01 78.72 1997-10-01 80.02 1997-11-01 81.09 1997-12-01 81.92 1998-01-01 79.59 1998-02-01 78.95 1998-03-01 79.51 1998-04-01 80.42 1998-05-01 80.90 1998-06-01 80.26 1998-07-01 79.79 1998-08-01 80.37 1998-09-01 82.69 1998-10-01 81.81 1998-11-01 81.80 1998-12-01 81.11 1999-01-01 79.86 1999-02-01 79.05 1999-03-01 78.31 1999-04-01 78.82 1999-05-01 78.20 1999-06-01 78.44 1999-07-01 78.43 1999-08-01 78.25 1999-09-01 78.46 1999-10-01 77.88 1999-11-01 77.66 1999-12-01 77.65 2000-01-01 77.47 2000-02-01 76.99 2000-03-01 76.38 2000-04-01 76.35 2000-05-01 76.03 2000-06-01 75.70 2000-07-01 75.45 2000-08-01 75.31 2000-09-01 75.64 2000-10-01 76.08 2000-11-01 76.56 2000-12-01 76.82 2001-01-01 77.04 2001-02-01 76.85 2001-03-01 76.85 2001-04-01 76.77 2001-05-01 76.62 2001-06-01 76.46 2001-07-01 76.24 2001-08-01 75.98 2001-09-01 76.62 2001-10-01 76.96 2001-11-01 77.19 2001-12-01 77.30 2002-01-01 77.53 2002-02-01 77.34 2002-03-01 77.18 2002-04-01 77.21 2002-05-01 77.17 2002-06-01 76.93 2002-07-01 76.64 2002-08-01 76.27 2002-09-01 76.74 2002-10-01 77.13 2002-11-01 77.18 2002-12-01 77.28 2003-01-01 77.03 2003-02-01 76.18 2003-03-01 75.84 2003-04-01 75.76 2003-05-01 75.29 2003-06-01 74.97 2003-07-01 74.72 2003-08-01 74.36 2003-09-01 75.04 2003-10-01 75.87 2003-11-01 75.89 2003-12-01 76.03 2004-01-01 76.08 2004-02-01 75.67 2004-03-01 75.49 2004-04-01 75.56 2004-05-01 75.48 2004-06-01 75.19 2004-07-01 75.06 2004-08-01 74.63 2004-09-01 74.93 2004-10-01 75.55 2004-11-01 76.00 2004-12-01 76.19 2005-01-01 76.27 2005-02-01 76.02 2005-03-01 75.86 2005-04-01 75.96 2005-05-01 76.29 2005-06-01 76.28 2005-07-01 76.17 2005-08-01 75.96 2005-09-01 76.43 2005-10-01 77.05 2005-11-01 77.36 2005-12-01 77.69 2006-01-01 77.78 2006-02-01 77.74 2006-03-01 77.84 2006-04-01 78.08 2006-05-01 78.47 2006-06-01 78.70 2006-07-01 78.66 2006-08-01 78.32 2006-09-01 79.03 2006-10-01 80.06 2006-11-01 80.71 2006-12-01 81.18 2007-01-01 81.57 2007-02-01 81.45 2007-03-01 81.85 2007-04-01 82.61 2007-05-01 83.21 2007-06-01 83.28 2007-07-01 83.25 2007-08-01 83.36 2007-09-01 85.27 2007-10-01 86.55 2007-11-01 87.63 2007-12-01 88.11 2008-01-01 88.11 2008-02-01 88.25 2008-03-01 89.25 2008-04-01 90.08 2008-05-01 90.80 2008-06-01 91.22 2008-07-01 91.49 2008-08-01 91.29 2008-09-01 92.88 2008-10-01 94.33 2008-11-01 95.02 2008-12-01 95.27 2009-01-01 94.90 2009-02-01 94.77 2009-03-01 95.58 2009-04-01 96.05 2009-05-01 96.31 2009-06-01 96.42 2009-07-01 95.72 2009-08-01 95.21 2009-09-01 95.57 2009-10-01 96.66 2009-11-01 96.85 2009-12-01 96.46 2010-01-01 95.76 2010-02-01 95.31 2010-03-01 96.10 2010-04-01 96.34 2010-05-01 96.42 2010-06-01 96.36 2010-07-01 96.02 2010-08-01 95.34 2010-09-01 96.38 2010-10-01 97.14 2010-11-01 97.49 2010-12-01 97.56 2011-01-01 97.13 2011-02-01 96.79 2011-03-01 96.74 2011-04-01 98.25 2011-05-01 98.63 2011-06-01 98.72 2011-07-01 98.45 2011-08-01 97.80 2011-09-01 97.63 2011-10-01 99.60 2011-11-01 100.02 2011-12-01 100.11 2012-01-01 99.46 2012-02-01 98.49 2012-03-01 98.02 2012-04-01 99.53 2012-05-01 99.61 2012-06-01 99.55 2012-07-01 99.27 2012-08-01 98.13 2012-09-01 98.28 2012-10-01 100.02 2012-11-01 100.77 2012-12-01 100.85 2013-01-01 99.62 2013-02-01 98.83 2013-03-01 98.61 2013-04-01 100.53 2013-05-01 100.82 2013-06-01 100.86 2013-07-01 99.94 2013-08-01 98.98 2013-09-01 98.98 2013-10-01 100.84 2013-11-01 101.04 2013-12-01 100.67 2014-01-01 99.52 2014-02-01 98.40 2014-03-01 98.17 2014-04-01 100.22 2014-05-01 100.49 2014-06-01 100.44 2014-07-01 99.64 2014-08-01 98.28 2014-09-01 98.37 2014-10-01 100.59 2014-11-01 100.91 2014-12-01 100.71 2015-01-01 99.60 2015-02-01 98.55 2015-03-01 98.51 2015-04-01 100.58 2015-05-01 100.89 2015-06-01 100.79 2015-07-01 99.85 2015-08-01 98.95 2015-09-01 98.97 2015-10-01 101.02 2015-11-01 101.27 2015-12-01 101.00 2016-01-01 100.28 2016-02-01 99.19 2016-03-01 98.87 2016-04-01 100.55 2016-05-01 100.77 2016-06-01 100.48 2016-07-01 99.56 2016-08-01 98.49 2016-09-01 98.40 2016-10-01 100.36 2016-11-01 100.62 2016-12-01 100.18 2017-01-01 99.07 2017-02-01 98.56 2017-03-01 98.28 2017-04-01 100.18 2017-05-01 100.52 2017-06-01 100.23 2017-07-01 99.20 2017-08-01 97.79 2017-09-01 98.00 2017-10-01 100.74 2017-11-01 100.92 2017-12-01 100.66 2018-01-01 99.33 2018-02-01 98.34 2018-03-01 98.25 2018-04-01 99.98 2018-05-01 100.28 2018-06-01 99.99 2018-07-01 99.00 2018-08-01 97.53 2018-09-01 97.80 2018-10-01 100.72