Month Index 2015=100 1996-12-01 23.16 1997-01-01 36.46 1997-02-01 124.42 1997-03-01 89.52 1997-04-01 82.63 1997-05-01 85.24 1997-06-01 89.66 1997-07-01 93.91 1997-08-01 96.79 1997-09-01 96.12 1997-10-01 97.49 1997-11-01 97.46 1997-12-01 98.70 1998-01-01 100.56 1998-02-01 101.05 1998-03-01 101.12 1998-04-01 100.90 1998-05-01 100.59 1998-06-01 101.23 1998-07-01 101.41 1998-08-01 101.93 1998-09-01 99.79 1998-10-01 99.57 1998-11-01 97.11 1998-12-01 96.79 1999-01-01 96.71 1999-02-01 96.55 1999-03-01 95.20 1999-04-01 95.70 1999-05-01 95.42 1999-06-01 96.12 1999-07-01 96.43 1999-08-01 96.63 1999-09-01 96.43 1999-10-01 95.89 1999-11-01 95.44 1999-12-01 95.43 2000-01-01 95.10 2000-02-01 94.68 2000-03-01 94.61 2000-04-01 94.15 2000-05-01 93.86 2000-06-01 93.81 2000-07-01 93.65 2000-08-01 93.51 2000-09-01 93.47 2000-10-01 93.56 2000-11-01 94.00 2000-12-01 93.54 2001-01-01 93.66 2001-02-01 93.61 2001-03-01 93.13 2001-04-01 93.43 2001-05-01 93.48 2001-06-01 93.51 2001-07-01 93.45 2001-08-01 93.23 2001-09-01 93.31 2001-10-01 93.52 2001-11-01 93.85 2001-12-01 94.00 2002-01-01 94.79 2002-02-01 94.88 2002-03-01 94.79 2002-04-01 94.92 2002-05-01 94.69 2002-06-01 94.51 2002-07-01 94.23 2002-08-01 94.34 2002-09-01 94.19 2002-10-01 93.54 2002-11-01 93.38 2002-12-01 93.18 2003-01-01 92.97 2003-02-01 92.94 2003-03-01 92.85 2003-04-01 92.83 2003-05-01 92.84 2003-06-01 92.80 2003-07-01 92.86 2003-08-01 92.95 2003-09-01 93.03 2003-10-01 92.87 2003-11-01 92.61 2003-12-01 92.59 2004-01-01 92.57 2004-02-01 92.46 2004-03-01 92.40 2004-04-01 91.96 2004-05-01 91.66 2004-06-01 91.71 2004-07-01 91.36 2004-08-01 91.36 2004-09-01 91.31 2004-10-01 91.00 2004-11-01 90.71 2004-12-01 90.87 2005-01-01 91.02 2005-02-01 91.18 2005-03-01 91.07 2005-04-01 91.00 2005-05-01 90.92 2005-06-01 90.32 2005-07-01 90.22 2005-08-01 90.11 2005-09-01 89.97 2005-10-01 90.16 2005-11-01 90.11 2005-12-01 89.87 2006-01-01 89.80 2006-02-01 89.99 2006-03-01 89.93 2006-04-01 89.79 2006-05-01 90.01 2006-06-01 90.25 2006-07-01 90.54 2006-08-01 91.09 2006-09-01 91.62 2006-10-01 92.73 2006-11-01 93.30 2006-12-01 93.34 2007-01-01 94.05 2007-02-01 94.62 2007-03-01 94.61 2007-04-01 93.81 2007-05-01 93.96 2007-06-01 94.39 2007-07-01 94.79 2007-08-01 95.28 2007-09-01 97.04 2007-10-01 96.65 2007-11-01 96.91 2007-12-01 97.26 2008-01-01 97.40 2008-02-01 97.82 2008-03-01 97.84 2008-04-01 98.26 2008-05-01 98.59 2008-06-01 98.60 2008-07-01 99.13 2008-08-01 99.48 2008-09-01 99.65 2008-10-01 99.63 2008-11-01 99.95 2008-12-01 99.93 2009-01-01 99.28 2009-02-01 99.72 2009-03-01 99.90 2009-04-01 99.92 2009-05-01 100.52 2009-06-01 100.74 2009-07-01 101.11 2009-08-01 100.70 2009-09-01 100.68 2009-10-01 100.77 2009-11-01 100.12 2009-12-01 100.21 2010-01-01 100.47 2010-02-01 100.26 2010-03-01 99.06 2010-04-01 99.40 2010-05-01 99.28 2010-06-01 99.16 2010-07-01 99.15 2010-08-01 99.20 2010-09-01 99.25 2010-10-01 99.57 2010-11-01 99.82 2010-12-01 99.41 2011-01-01 99.27 2011-02-01 99.36 2011-03-01 99.42 2011-04-01 99.40 2011-05-01 99.41 2011-06-01 99.24 2011-07-01 99.36 2011-08-01 99.37 2011-09-01 99.50 2011-10-01 99.55 2011-11-01 99.44 2011-12-01 99.42 2012-01-01 99.48 2012-02-01 99.25 2012-03-01 99.08 2012-04-01 99.17 2012-05-01 99.12 2012-06-01 99.09 2012-07-01 99.14 2012-08-01 99.78 2012-09-01 100.42 2012-10-01 100.38 2012-11-01 100.75 2012-12-01 101.48 2013-01-01 101.26 2013-02-01 101.47 2013-03-01 101.16 2013-04-01 101.31 2013-05-01 101.33 2013-06-01 101.11 2013-07-01 100.13 2013-08-01 100.39 2013-09-01 100.23 2013-10-01 100.37 2013-11-01 100.56 2013-12-01 100.21 2014-01-01 100.27 2014-02-01 99.63 2014-03-01 99.76 2014-04-01 100.05 2014-05-01 99.76 2014-06-01 99.86 2014-07-01 99.72 2014-08-01 99.21 2014-09-01 99.33 2014-10-01 99.26 2014-11-01 98.91 2014-12-01 98.75 2015-01-01 99.06 2015-02-01 99.16 2015-03-01 99.52 2015-04-01 100.23 2015-05-01 100.37 2015-06-01 100.16 2015-07-01 99.90 2015-08-01 100.16 2015-09-01 100.18 2015-10-01 100.39 2015-11-01 100.36 2015-12-01 100.51 2016-01-01 100.75 2016-02-01 100.23 2016-03-01 100.86 2016-04-01 99.67 2016-05-01 100.45 2016-06-01 100.62 2016-07-01 99.88 2016-08-01 100.56 2016-09-01 100.48 2016-10-01 100.80 2016-11-01 100.65 2016-12-01 100.83 2017-01-01 100.86 2017-02-01 100.81 2017-03-01 100.35 2017-04-01 100.94 2017-05-01 100.71 2017-06-01 100.44 2017-07-01 100.05 2017-08-01 100.05 2017-09-01 99.71 2017-10-01 100.00 2017-11-01 100.11 2017-12-01 99.96 2018-01-01 100.15 2018-02-01 100.36 2018-03-01 100.64 2018-04-01 100.76 2018-05-01 100.64 2018-06-01 100.18 2018-07-01 100.50 2018-08-01 101.01 2018-09-01 100.86 2018-10-01 100.78