Month Index 2015=100 1996-12-01 14.62 1997-01-01 21.74 1997-02-01 85.01 1997-03-01 73.99 1997-04-01 59.20 1997-05-01 58.22 1997-06-01 58.70 1997-07-01 58.72 1997-08-01 59.44 1997-09-01 60.23 1997-10-01 61.65 1997-11-01 61.24 1997-12-01 61.71 1998-01-01 64.70 1998-02-01 65.59 1998-03-01 65.53 1998-04-01 65.99 1998-05-01 66.70 1998-06-01 67.50 1998-07-01 67.67 1998-08-01 67.58 1998-09-01 68.03 1998-10-01 67.52 1998-11-01 67.09 1998-12-01 67.04 1999-01-01 67.36 1999-02-01 67.44 1999-03-01 67.43 1999-04-01 67.41 1999-05-01 67.78 1999-06-01 67.87 1999-07-01 68.12 1999-08-01 68.80 1999-09-01 68.40 1999-10-01 68.55 1999-11-01 68.90 1999-12-01 69.11 2000-01-01 70.67 2000-02-01 71.22 2000-03-01 71.37 2000-04-01 71.35 2000-05-01 72.42 2000-06-01 73.40 2000-07-01 73.10 2000-08-01 73.30 2000-09-01 74.00 2000-10-01 74.28 2000-11-01 74.20 2000-12-01 74.23 2001-01-01 74.57 2001-02-01 74.42 2001-03-01 74.50 2001-04-01 74.79 2001-05-01 74.96 2001-06-01 74.76 2001-07-01 74.53 2001-08-01 74.44 2001-09-01 74.39 2001-10-01 74.20 2001-11-01 74.33 2001-12-01 74.25 2002-01-01 74.49 2002-02-01 74.70 2002-03-01 74.79 2002-04-01 74.74 2002-05-01 74.70 2002-06-01 74.82 2002-07-01 74.80 2002-08-01 74.80 2002-09-01 75.25 2002-10-01 75.24 2002-11-01 74.99 2002-12-01 74.85 2003-01-01 74.98 2003-02-01 75.00 2003-03-01 74.96 2003-04-01 75.20 2003-05-01 75.11 2003-06-01 74.88 2003-07-01 74.83 2003-08-01 74.55 2003-09-01 74.61 2003-10-01 74.75 2003-11-01 75.30 2003-12-01 75.31 2004-01-01 75.17 2004-02-01 75.14 2004-03-01 75.45 2004-04-01 75.41 2004-05-01 75.38 2004-06-01 75.56 2004-07-01 75.65 2004-08-01 75.68 2004-09-01 75.79 2004-10-01 75.76 2004-11-01 75.89 2004-12-01 76.16 2005-01-01 76.28 2005-02-01 76.53 2005-03-01 76.54 2005-04-01 76.58 2005-05-01 76.44 2005-06-01 76.59 2005-07-01 76.56 2005-08-01 76.66 2005-09-01 76.91 2005-10-01 77.35 2005-11-01 77.45 2005-12-01 77.55 2006-01-01 77.62 2006-02-01 77.97 2006-03-01 77.19 2006-04-01 75.99 2006-05-01 76.22 2006-06-01 77.68 2006-07-01 77.92 2006-08-01 78.04 2006-09-01 76.92 2006-10-01 76.19 2006-11-01 77.94 2006-12-01 78.46 2007-01-01 79.26 2007-02-01 79.83 2007-03-01 79.62 2007-04-01 78.65 2007-05-01 80.99 2007-06-01 81.67 2007-07-01 82.38 2007-08-01 84.29 2007-09-01 85.17 2007-10-01 85.22 2007-11-01 87.43 2007-12-01 88.16 2008-01-01 88.79 2008-02-01 89.20 2008-03-01 87.45 2008-04-01 87.30 2008-05-01 89.50 2008-06-01 90.66 2008-07-01 91.27 2008-08-01 92.17 2008-09-01 91.05 2008-10-01 90.52 2008-11-01 92.00 2008-12-01 92.95 2009-01-01 93.40 2009-02-01 93.53 2009-03-01 92.43 2009-04-01 91.36 2009-05-01 93.07 2009-06-01 93.87 2009-07-01 93.75 2009-08-01 94.03 2009-09-01 92.06 2009-10-01 91.56 2009-11-01 93.31 2009-12-01 94.36 2010-01-01 93.74 2010-02-01 90.77 2010-03-01 93.45 2010-04-01 91.12 2010-05-01 91.56 2010-06-01 90.88 2010-07-01 91.26 2010-08-01 93.57 2010-09-01 91.90 2010-10-01 91.92 2010-11-01 93.39 2010-12-01 93.96 2011-01-01 93.71 2011-02-01 91.72 2011-03-01 93.43 2011-04-01 93.66 2011-05-01 92.50 2011-06-01 92.39 2011-07-01 93.60 2011-08-01 93.67 2011-09-01 92.94 2011-10-01 93.47 2011-11-01 94.57 2011-12-01 95.59 2012-01-01 95.94 2012-02-01 95.70 2012-03-01 95.28 2012-04-01 94.69 2012-05-01 95.97 2012-06-01 96.52 2012-07-01 97.08 2012-08-01 97.18 2012-09-01 95.94 2012-10-01 96.34 2012-11-01 97.21 2012-12-01 97.35 2013-01-01 97.72 2013-02-01 97.80 2013-03-01 97.15 2013-04-01 95.80 2013-05-01 96.98 2013-06-01 97.76 2013-07-01 97.78 2013-08-01 98.05 2013-09-01 97.37 2013-10-01 96.45 2013-11-01 98.12 2013-12-01 98.29 2014-01-01 98.35 2014-02-01 98.63 2014-03-01 97.65 2014-04-01 96.94 2014-05-01 97.42 2014-06-01 97.81 2014-07-01 99.32 2014-08-01 98.89 2014-09-01 98.00 2014-10-01 97.34 2014-11-01 99.17 2014-12-01 99.15 2015-01-01 100.01 2015-02-01 99.64 2015-03-01 97.86 2015-04-01 99.16 2015-05-01 100.34 2015-06-01 100.44 2015-07-01 100.46 2015-08-01 100.92 2015-09-01 100.83 2015-10-01 99.39 2015-11-01 100.42 2015-12-01 100.52 2016-01-01 101.13 2016-02-01 101.48 2016-03-01 100.97 2016-04-01 99.60 2016-05-01 100.89 2016-06-01 102.00 2016-07-01 102.01 2016-08-01 101.84 2016-09-01 101.69 2016-10-01 101.02 2016-11-01 101.56 2016-12-01 102.07 2017-01-01 102.49 2017-02-01 104.28 2017-03-01 103.39 2017-04-01 103.21 2017-05-01 103.64 2017-06-01 104.91 2017-07-01 104.67 2017-08-01 104.93 2017-09-01 103.70 2017-10-01 104.46 2017-11-01 104.46 2017-12-01 103.77 2018-01-01 104.91 2018-02-01 104.21 2018-03-01 104.27 2018-04-01 105.04 2018-05-01 105.27 2018-06-01 105.93 2018-07-01 105.60 2018-08-01 105.41 2018-09-01 106.02 2018-10-01 104.93