Month Index 2015=100 1996-12-01 13.60 1997-01-01 20.56 1997-02-01 80.61 1997-03-01 73.09 1997-04-01 68.70 1997-05-01 68.39 1997-06-01 70.09 1997-07-01 72.01 1997-08-01 80.49 1997-09-01 81.23 1997-10-01 83.19 1997-11-01 84.67 1997-12-01 85.69 1998-01-01 82.86 1998-02-01 81.95 1998-03-01 82.56 1998-04-01 83.65 1998-05-01 84.31 1998-06-01 83.27 1998-07-01 82.21 1998-08-01 82.78 1998-09-01 85.60 1998-10-01 84.86 1998-11-01 84.68 1998-12-01 84.00 1999-01-01 83.18 1999-02-01 81.91 1999-03-01 81.00 1999-04-01 81.69 1999-05-01 80.87 1999-06-01 81.30 1999-07-01 81.17 1999-08-01 80.86 1999-09-01 81.12 1999-10-01 80.35 1999-11-01 80.03 1999-12-01 79.97 2000-01-01 79.79 2000-02-01 79.11 2000-03-01 78.40 2000-04-01 77.88 2000-05-01 77.40 2000-06-01 76.99 2000-07-01 76.68 2000-08-01 76.53 2000-09-01 77.01 2000-10-01 77.57 2000-11-01 78.20 2000-12-01 78.55 2001-01-01 78.77 2001-02-01 78.42 2001-03-01 78.35 2001-04-01 78.26 2001-05-01 78.06 2001-06-01 77.84 2001-07-01 77.56 2001-08-01 77.14 2001-09-01 77.58 2001-10-01 78.06 2001-11-01 78.39 2001-12-01 78.55 2002-01-01 78.67 2002-02-01 78.35 2002-03-01 78.09 2002-04-01 78.12 2002-05-01 77.98 2002-06-01 77.65 2002-07-01 77.25 2002-08-01 76.77 2002-09-01 77.44 2002-10-01 78.08 2002-11-01 78.17 2002-12-01 78.34 2003-01-01 78.00 2003-02-01 76.85 2003-03-01 76.40 2003-04-01 76.30 2003-05-01 75.70 2003-06-01 75.29 2003-07-01 74.98 2003-08-01 74.53 2003-09-01 75.40 2003-10-01 76.56 2003-11-01 77.00 2003-12-01 77.16 2004-01-01 77.21 2004-02-01 76.69 2004-03-01 76.47 2004-04-01 76.59 2004-05-01 76.51 2004-06-01 76.10 2004-07-01 75.86 2004-08-01 75.52 2004-09-01 75.89 2004-10-01 76.77 2004-11-01 77.25 2004-12-01 77.50 2005-01-01 77.25 2005-02-01 76.84 2005-03-01 76.74 2005-04-01 76.88 2005-05-01 77.11 2005-06-01 77.01 2005-07-01 76.80 2005-08-01 76.42 2005-09-01 77.10 2005-10-01 78.20 2005-11-01 78.79 2005-12-01 79.17 2006-01-01 79.17 2006-02-01 79.03 2006-03-01 79.09 2006-04-01 79.54 2006-05-01 79.97 2006-06-01 80.09 2006-07-01 80.02 2006-08-01 79.04 2006-09-01 80.15 2006-10-01 81.66 2006-11-01 82.56 2006-12-01 83.13 2007-01-01 83.12 2007-02-01 82.47 2007-03-01 82.93 2007-04-01 84.23 2007-05-01 85.20 2007-06-01 85.16 2007-07-01 84.74 2007-08-01 84.25 2007-09-01 87.41 2007-10-01 89.41 2007-11-01 90.84 2007-12-01 91.32 2008-01-01 90.90 2008-02-01 90.57 2008-03-01 91.87 2008-04-01 93.28 2008-05-01 94.36 2008-06-01 94.85 2008-07-01 94.76 2008-08-01 93.72 2008-09-01 96.53 2008-10-01 98.93 2008-11-01 100.05 2008-12-01 99.96 2009-01-01 98.68 2009-02-01 98.14 2009-03-01 99.42 2009-04-01 100.04 2009-05-01 100.33 2009-06-01 100.22 2009-07-01 98.64 2009-08-01 97.23 2009-09-01 97.84 2009-10-01 100.07 2009-11-01 100.26 2009-12-01 99.18 2010-01-01 97.47 2010-02-01 96.22 2010-03-01 97.87 2010-04-01 98.64 2010-05-01 98.81 2010-06-01 98.37 2010-07-01 97.43 2010-08-01 95.90 2010-09-01 97.77 2010-10-01 98.96 2010-11-01 99.38 2010-12-01 99.53 2011-01-01 98.50 2011-02-01 97.58 2011-03-01 97.36 2011-04-01 100.16 2011-05-01 100.72 2011-06-01 100.91 2011-07-01 100.25 2011-08-01 98.82 2011-09-01 98.27 2011-10-01 101.87 2011-11-01 102.52 2011-12-01 102.63 2012-01-01 100.91 2012-02-01 98.73 2012-03-01 97.53 2012-04-01 101.03 2012-05-01 101.27 2012-06-01 101.02 2012-07-01 100.12 2012-08-01 97.22 2012-09-01 97.04 2012-10-01 101.03 2012-11-01 102.24 2012-12-01 102.26 2013-01-01 99.48 2013-02-01 97.68 2013-03-01 97.03 2013-04-01 101.42 2013-05-01 102.08 2013-06-01 101.94 2013-07-01 99.81 2013-08-01 97.58 2013-09-01 97.55 2013-10-01 101.56 2013-11-01 102.14 2013-12-01 101.88 2014-01-01 99.14 2014-02-01 96.69 2014-03-01 96.24 2014-04-01 101.05 2014-05-01 101.13 2014-06-01 100.82 2014-07-01 99.43 2014-08-01 96.48 2014-09-01 96.28 2014-10-01 101.35 2014-11-01 102.04 2014-12-01 101.30 2015-01-01 98.80 2015-02-01 96.57 2015-03-01 96.51 2015-04-01 101.65 2015-05-01 102.33 2015-06-01 102.01 2015-07-01 99.68 2015-08-01 97.63 2015-09-01 97.27 2015-10-01 102.60 2015-11-01 102.70 2015-12-01 102.27 2016-01-01 100.48 2016-02-01 98.26 2016-03-01 97.45 2016-04-01 101.34 2016-05-01 102.01 2016-06-01 101.47 2016-07-01 99.48 2016-08-01 97.06 2016-09-01 96.90 2016-10-01 101.31 2016-11-01 101.86 2016-12-01 101.10 2017-01-01 98.37 2017-02-01 96.73 2017-03-01 95.92 2017-04-01 100.28 2017-05-01 101.03 2017-06-01 100.47 2017-07-01 97.83 2017-08-01 94.69 2017-09-01 95.02 2017-10-01 101.11 2017-11-01 101.27 2017-12-01 100.76 2018-01-01 97.69 2018-02-01 95.47 2018-03-01 95.17 2018-04-01 99.62 2018-05-01 100.24 2018-06-01 99.49 2018-07-01 96.90 2018-08-01 93.71 2018-09-01 93.64 2018-10-01 100.57