Month Index 2015=100 1996-12-01 10.31 1997-01-01 16.85 1997-02-01 71.04 1997-03-01 72.59 1997-04-01 69.56 1997-05-01 70.74 1997-06-01 72.89 1997-07-01 74.75 1997-08-01 76.66 1997-09-01 76.93 1997-10-01 76.71 1997-11-01 75.76 1997-12-01 77.15 1998-01-01 77.73 1998-02-01 79.16 1998-03-01 79.78 1998-04-01 80.43 1998-05-01 80.29 1998-06-01 79.77 1998-07-01 79.67 1998-08-01 80.19 1998-09-01 79.85 1998-10-01 81.49 1998-11-01 81.39 1998-12-01 81.95 1999-01-01 80.85 1999-02-01 81.59 1999-03-01 82.47 1999-04-01 82.57 1999-05-01 82.27 1999-06-01 82.14 1999-07-01 82.09 1999-08-01 82.05 1999-09-01 82.09 1999-10-01 81.75 1999-11-01 81.56 1999-12-01 81.68 2000-01-01 81.61 2000-02-01 81.54 2000-03-01 80.96 2000-04-01 81.29 2000-05-01 81.42 2000-06-01 81.46 2000-07-01 82.09 2000-08-01 82.30 2000-09-01 82.20 2000-10-01 82.35 2000-11-01 82.44 2000-12-01 82.34 2001-01-01 82.56 2001-02-01 82.69 2001-03-01 82.86 2001-04-01 82.68 2001-05-01 82.54 2001-06-01 82.51 2001-07-01 82.27 2001-08-01 82.54 2001-09-01 82.77 2001-10-01 82.81 2001-11-01 82.99 2001-12-01 83.06 2002-01-01 83.25 2002-02-01 83.34 2002-03-01 83.41 2002-04-01 83.58 2002-05-01 83.72 2002-06-01 83.43 2002-07-01 82.89 2002-08-01 82.46 2002-09-01 82.51 2002-10-01 82.46 2002-11-01 82.37 2002-12-01 82.37 2003-01-01 82.36 2003-02-01 82.15 2003-03-01 82.11 2003-04-01 82.01 2003-05-01 81.89 2003-06-01 81.55 2003-07-01 81.04 2003-08-01 80.44 2003-09-01 80.19 2003-10-01 79.90 2003-11-01 79.60 2003-12-01 79.77 2004-01-01 79.67 2004-02-01 79.51 2004-03-01 79.41 2004-04-01 79.15 2004-05-01 78.99 2004-06-01 78.54 2004-07-01 78.24 2004-08-01 78.14 2004-09-01 77.96 2004-10-01 77.81 2004-11-01 77.78 2004-12-01 78.02 2005-01-01 77.99 2005-02-01 77.69 2005-03-01 77.72 2005-04-01 77.63 2005-05-01 77.57 2005-06-01 77.35 2005-07-01 77.16 2005-08-01 77.17 2005-09-01 77.14 2005-10-01 77.33 2005-11-01 77.67 2005-12-01 77.71 2006-01-01 77.85 2006-02-01 77.98 2006-03-01 78.09 2006-04-01 78.12 2006-05-01 77.96 2006-06-01 77.79 2006-07-01 78.04 2006-08-01 79.82 2006-09-01 81.38 2006-10-01 81.74 2006-11-01 81.80 2006-12-01 82.22 2007-01-01 82.60 2007-02-01 83.19 2007-03-01 83.30 2007-04-01 83.38 2007-05-01 83.31 2007-06-01 82.83 2007-07-01 82.90 2007-08-01 83.13 2007-09-01 83.62 2007-10-01 84.30 2007-11-01 84.47 2007-12-01 85.02 2008-01-01 85.69 2008-02-01 85.95 2008-03-01 86.81 2008-04-01 87.15 2008-05-01 87.52 2008-06-01 87.85 2008-07-01 88.12 2008-08-01 88.72 2008-09-01 89.49 2008-10-01 89.76 2008-11-01 90.38 2008-12-01 90.67 2009-01-01 90.72 2009-02-01 91.22 2009-03-01 91.67 2009-04-01 92.37 2009-05-01 92.70 2009-06-01 92.45 2009-07-01 92.54 2009-08-01 93.11 2009-09-01 94.24 2009-10-01 94.51 2009-11-01 94.56 2009-12-01 94.63 2010-01-01 94.62 2010-02-01 94.39 2010-03-01 94.53 2010-04-01 94.17 2010-05-01 94.51 2010-06-01 94.39 2010-07-01 94.15 2010-08-01 94.18 2010-09-01 94.86 2010-10-01 95.14 2010-11-01 95.14 2010-12-01 95.46 2011-01-01 95.73 2011-02-01 96.08 2011-03-01 96.32 2011-04-01 96.37 2011-05-01 96.80 2011-06-01 97.21 2011-07-01 97.54 2011-08-01 97.64 2011-09-01 97.85 2011-10-01 98.11 2011-11-01 98.01 2011-12-01 97.79 2012-01-01 97.91 2012-02-01 97.67 2012-03-01 97.83 2012-04-01 97.73 2012-05-01 97.89 2012-06-01 97.76 2012-07-01 97.58 2012-08-01 97.75 2012-09-01 98.02 2012-10-01 98.24 2012-11-01 98.45 2012-12-01 98.66 2013-01-01 98.62 2013-02-01 98.32 2013-03-01 98.49 2013-04-01 98.40 2013-05-01 98.45 2013-06-01 98.28 2013-07-01 98.44 2013-08-01 98.36 2013-09-01 98.37 2013-10-01 98.37 2013-11-01 98.53 2013-12-01 97.52 2014-01-01 98.45 2014-02-01 98.42 2014-03-01 98.56 2014-04-01 98.55 2014-05-01 98.86 2014-06-01 99.00 2014-07-01 98.74 2014-08-01 98.55 2014-09-01 99.16 2014-10-01 99.51 2014-11-01 99.23 2014-12-01 99.18 2015-01-01 99.30 2015-02-01 99.87 2015-03-01 99.36 2015-04-01 99.73 2015-05-01 100.19 2015-06-01 100.20 2015-07-01 100.09 2015-08-01 99.68 2015-09-01 100.10 2015-10-01 100.32 2015-11-01 100.56 2015-12-01 100.59 2016-01-01 101.09 2016-02-01 101.21 2016-03-01 101.39 2016-04-01 101.51 2016-05-01 100.73 2016-06-01 101.35 2016-07-01 101.38 2016-08-01 101.51 2016-09-01 101.56 2016-10-01 101.50 2016-11-01 101.71 2016-12-01 101.05 2017-01-01 101.45 2017-02-01 101.70 2017-03-01 101.79 2017-04-01 101.49 2017-05-01 100.85 2017-06-01 101.13 2017-07-01 101.24 2017-08-01 101.05 2017-09-01 101.25 2017-10-01 101.16 2017-11-01 101.24 2017-12-01 101.34 2018-01-01 100.92 2018-02-01 100.91 2018-03-01 100.87 2018-04-01 101.05 2018-05-01 100.83 2018-06-01 101.08 2018-07-01 101.54 2018-08-01 100.85 2018-09-01 102.36 2018-10-01 102.37