Month Index 2015=100 1996-12-01 14.92 1997-01-01 22.79 1997-02-01 100.54 1997-03-01 94.43 1997-04-01 74.88 1997-05-01 70.85 1997-06-01 70.67 1997-07-01 69.28 1997-08-01 71.30 1997-09-01 71.65 1997-10-01 71.41 1997-11-01 71.52 1997-12-01 70.04 1998-01-01 69.23 1998-02-01 69.68 1998-03-01 69.98 1998-04-01 69.94 1998-05-01 69.99 1998-06-01 69.66 1998-07-01 69.53 1998-08-01 69.01 1998-09-01 68.80 1998-10-01 68.87 1998-11-01 68.86 1998-12-01 68.57 1999-01-01 69.05 1999-02-01 68.45 1999-03-01 68.01 1999-04-01 67.52 1999-05-01 67.21 1999-06-01 67.44 1999-07-01 68.62 1999-08-01 68.93 1999-09-01 69.28 1999-10-01 69.50 1999-11-01 69.22 1999-12-01 69.36 2000-01-01 69.72 2000-02-01 70.34 2000-03-01 69.93 2000-04-01 70.35 2000-05-01 71.36 2000-06-01 71.80 2000-07-01 71.84 2000-08-01 71.81 2000-09-01 72.12 2000-10-01 72.70 2000-11-01 73.28 2000-12-01 73.76 2001-01-01 74.11 2001-02-01 74.71 2001-03-01 74.76 2001-04-01 75.04 2001-05-01 74.94 2001-06-01 75.04 2001-07-01 75.32 2001-08-01 75.56 2001-09-01 75.95 2001-10-01 75.99 2001-11-01 75.94 2001-12-01 75.94 2002-01-01 77.18 2002-02-01 77.68 2002-03-01 77.91 2002-04-01 77.77 2002-05-01 77.85 2002-06-01 77.78 2002-07-01 78.14 2002-08-01 78.15 2002-09-01 78.20 2002-10-01 77.88 2002-11-01 78.06 2002-12-01 78.10 2003-01-01 77.72 2003-02-01 77.48 2003-03-01 77.42 2003-04-01 77.33 2003-05-01 77.36 2003-06-01 77.28 2003-07-01 77.24 2003-08-01 77.34 2003-09-01 77.36 2003-10-01 77.55 2003-11-01 77.52 2003-12-01 77.49 2004-01-01 77.70 2004-02-01 77.66 2004-03-01 78.00 2004-04-01 77.75 2004-05-01 77.88 2004-06-01 77.78 2004-07-01 78.00 2004-08-01 78.17 2004-09-01 77.95 2004-10-01 78.16 2004-11-01 78.21 2004-12-01 78.18 2005-01-01 78.16 2005-02-01 78.31 2005-03-01 78.53 2005-04-01 78.41 2005-05-01 78.62 2005-06-01 78.56 2005-07-01 78.55 2005-08-01 78.65 2005-09-01 78.68 2005-10-01 78.93 2005-11-01 79.09 2005-12-01 79.30 2006-01-01 79.81 2006-02-01 80.14 2006-03-01 80.51 2006-04-01 80.86 2006-05-01 81.08 2006-06-01 81.26 2006-07-01 81.33 2006-08-01 81.52 2006-09-01 81.96 2006-10-01 82.77 2006-11-01 83.05 2006-12-01 83.14 2007-01-01 83.95 2007-02-01 84.86 2007-03-01 84.97 2007-04-01 84.77 2007-05-01 85.06 2007-06-01 85.21 2007-07-01 85.59 2007-08-01 85.97 2007-09-01 86.70 2007-10-01 87.23 2007-11-01 88.28 2007-12-01 88.90 2008-01-01 89.48 2008-02-01 90.30 2008-03-01 90.99 2008-04-01 91.69 2008-05-01 91.87 2008-06-01 92.41 2008-07-01 92.79 2008-08-01 92.98 2008-09-01 93.69 2008-10-01 94.41 2008-11-01 94.90 2008-12-01 95.44 2009-01-01 96.12 2009-02-01 97.10 2009-03-01 97.54 2009-04-01 97.79 2009-05-01 97.93 2009-06-01 98.33 2009-07-01 98.28 2009-08-01 98.17 2009-09-01 98.28 2009-10-01 98.58 2009-11-01 98.56 2009-12-01 98.57 2010-01-01 98.25 2010-02-01 98.07 2010-03-01 98.13 2010-04-01 98.21 2010-05-01 98.41 2010-06-01 98.46 2010-07-01 98.49 2010-08-01 98.17 2010-09-01 98.79 2010-10-01 98.81 2010-11-01 98.79 2010-12-01 98.65 2011-01-01 98.85 2011-02-01 99.41 2011-03-01 99.79 2011-04-01 99.92 2011-05-01 99.90 2011-06-01 100.20 2011-07-01 100.22 2011-08-01 100.29 2011-09-01 100.40 2011-10-01 100.68 2011-11-01 100.79 2011-12-01 100.84 2012-01-01 100.81 2012-02-01 100.43 2012-03-01 100.48 2012-04-01 100.69 2012-05-01 100.66 2012-06-01 100.20 2012-07-01 99.84 2012-08-01 100.17 2012-09-01 100.83 2012-10-01 100.73 2012-11-01 100.41 2012-12-01 100.43 2013-01-01 100.95 2013-02-01 100.48 2013-03-01 100.38 2013-04-01 100.74 2013-05-01 100.37 2013-06-01 99.99 2013-07-01 100.64 2013-08-01 100.44 2013-09-01 100.35 2013-10-01 100.70 2013-11-01 101.00 2013-12-01 101.21 2014-01-01 101.25 2014-02-01 100.57 2014-03-01 100.34 2014-04-01 100.04 2014-05-01 100.67 2014-06-01 99.62 2014-07-01 100.34 2014-08-01 99.65 2014-09-01 100.54 2014-10-01 100.99 2014-11-01 100.79 2014-12-01 100.25 2015-01-01 100.42 2015-02-01 99.48 2015-03-01 99.81 2015-04-01 100.21 2015-05-01 100.39 2015-06-01 99.38 2015-07-01 99.84 2015-08-01 99.66 2015-09-01 100.10 2015-10-01 100.09 2015-11-01 100.64 2015-12-01 99.99 2016-01-01 99.90 2016-02-01 99.36 2016-03-01 99.24 2016-04-01 99.63 2016-05-01 98.60 2016-06-01 99.05 2016-07-01 99.51 2016-08-01 98.97 2016-09-01 98.75 2016-10-01 98.99 2016-11-01 98.49 2016-12-01 99.35 2017-01-01 99.36 2017-02-01 98.32 2017-03-01 98.76 2017-04-01 98.72 2017-05-01 98.40 2017-06-01 98.61 2017-07-01 97.52 2017-08-01 98.51 2017-09-01 97.99 2017-10-01 97.50 2017-11-01 97.29 2017-12-01 97.70 2018-01-01 97.36 2018-02-01 97.53 2018-03-01 98.33 2018-04-01 98.61 2018-05-01 98.65 2018-06-01 98.55 2018-07-01 99.16 2018-08-01 98.19 2018-09-01 97.69 2018-10-01 98.49