Month Index 2015=100 1996-01-01 49.08 1996-02-01 49.06 1996-03-01 49.16 1996-04-01 49.17 1996-05-01 49.18 1996-06-01 49.19 1996-07-01 49.20 1996-08-01 49.23 1996-09-01 49.24 1996-10-01 49.44 1996-11-01 49.46 1996-12-01 49.47 1997-01-01 49.62 1997-02-01 49.64 1997-03-01 49.66 1997-04-01 49.63 1997-05-01 49.65 1997-06-01 49.63 1997-07-01 49.66 1997-08-01 51.09 1997-09-01 51.11 1997-10-01 51.27 1997-11-01 51.26 1997-12-01 51.29 1998-01-01 51.31 1998-02-01 51.35 1998-03-01 51.34 1998-04-01 51.43 1998-05-01 51.55 1998-06-01 51.57 1998-07-01 52.19 1998-08-01 52.80 1998-09-01 52.84 1998-10-01 52.94 1998-11-01 53.04 1998-12-01 53.00 1999-01-01 48.95 1999-02-01 48.97 1999-03-01 48.98 1999-04-01 48.97 1999-05-01 48.96 1999-06-01 48.96 1999-07-01 48.96 1999-08-01 48.97 1999-09-01 48.98 1999-10-01 48.99 1999-11-01 49.00 1999-12-01 45.70 2000-01-01 45.75 2000-02-01 45.78 2000-03-01 45.82 2000-04-01 45.82 2000-05-01 45.81 2000-06-01 45.83 2000-07-01 45.85 2000-08-01 45.88 2000-09-01 47.12 2000-10-01 47.18 2000-11-01 47.27 2000-12-01 47.29 2001-01-01 47.33 2001-02-01 47.33 2001-03-01 47.38 2001-04-01 47.35 2001-05-01 47.36 2001-06-01 47.35 2001-07-01 49.12 2001-08-01 49.13 2001-09-01 49.13 2001-10-01 49.14 2001-11-01 49.19 2001-12-01 49.21 2002-01-01 49.33 2002-02-01 49.44 2002-03-01 49.40 2002-04-01 49.39 2002-05-01 49.48 2002-06-01 49.56 2002-07-01 50.08 2002-08-01 51.05 2002-09-01 51.17 2002-10-01 51.23 2002-11-01 51.34 2002-12-01 51.41 2003-01-01 51.45 2003-02-01 51.49 2003-03-01 51.52 2003-04-01 51.46 2003-05-01 51.51 2003-06-01 51.53 2003-07-01 51.60 2003-08-01 51.61 2003-09-01 52.61 2003-10-01 52.73 2003-11-01 52.77 2003-12-01 52.85 2004-01-01 52.85 2004-02-01 52.89 2004-03-01 52.96 2004-04-01 52.99 2004-05-01 52.97 2004-06-01 52.99 2004-07-01 53.01 2004-08-01 52.99 2004-09-01 53.08 2004-10-01 53.23 2004-11-01 54.43 2004-12-01 54.41 2005-01-01 54.48 2005-02-01 54.51 2005-03-01 54.53 2005-04-01 54.62 2005-05-01 54.73 2005-06-01 54.73 2005-07-01 54.74 2005-08-01 54.73 2005-09-01 55.64 2005-10-01 55.85 2005-11-01 55.94 2005-12-01 56.10 2006-01-01 56.13 2006-02-01 56.24 2006-03-01 56.26 2006-04-01 56.23 2006-05-01 56.27 2006-06-01 56.29 2006-07-01 56.33 2006-08-01 56.34 2006-09-01 58.07 2006-10-01 58.23 2006-11-01 58.28 2006-12-01 58.37 2007-01-01 58.46 2007-02-01 58.47 2007-03-01 58.53 2007-04-01 58.67 2007-05-01 58.73 2007-06-01 58.80 2007-07-01 58.86 2007-08-01 60.24 2007-09-01 60.36 2007-10-01 60.60 2007-11-01 60.80 2007-12-01 62.64 2008-01-01 62.74 2008-02-01 62.81 2008-03-01 62.90 2008-04-01 63.00 2008-05-01 63.12 2008-06-01 63.23 2008-07-01 66.40 2008-08-01 66.42 2008-09-01 66.32 2008-10-01 66.51 2008-11-01 66.57 2008-12-01 66.61 2009-01-01 66.52 2009-02-01 66.56 2009-03-01 66.56 2009-04-01 66.53 2009-05-01 66.57 2009-06-01 66.58 2009-07-01 66.61 2009-08-01 66.46 2009-09-01 66.56 2009-10-01 66.65 2009-11-01 66.68 2009-12-01 66.78 2010-01-01 66.77 2010-02-01 66.86 2010-03-01 67.36 2010-04-01 67.49 2010-05-01 70.28 2010-06-01 70.41 2010-07-01 71.00 2010-08-01 70.98 2010-09-01 70.94 2010-10-01 70.98 2010-11-01 70.99 2010-12-01 71.01 2011-01-01 73.16 2011-02-01 73.33 2011-03-01 73.37 2011-04-01 73.39 2011-05-01 73.59 2011-06-01 73.61 2011-07-01 73.82 2011-08-01 73.82 2011-09-01 74.07 2011-10-01 73.83 2011-11-01 74.09 2011-12-01 74.42 2012-01-01 82.42 2012-02-01 82.42 2012-03-01 82.49 2012-04-01 82.51 2012-05-01 82.41 2012-06-01 82.47 2012-07-01 82.75 2012-08-01 84.18 2012-09-01 84.34 2012-10-01 84.33 2012-11-01 84.36 2012-12-01 84.42 2013-01-01 90.95 2013-02-01 90.94 2013-03-01 90.91 2013-04-01 90.34 2013-05-01 90.94 2013-06-01 90.98 2013-07-01 90.99 2013-08-01 96.47 2013-09-01 96.65 2013-10-01 96.53 2013-11-01 96.48 2013-12-01 96.41 2014-01-01 96.49 2014-02-01 96.54 2014-03-01 96.53 2014-04-01 98.94 2014-05-01 98.72 2014-06-01 98.96 2014-07-01 99.76 2014-08-01 99.74 2014-09-01 99.83 2014-10-01 99.83 2014-11-01 99.85 2014-12-01 100.02 2015-01-01 100.13 2015-02-01 100.20 2015-03-01 100.94 2015-04-01 101.10 2015-05-01 100.06 2015-06-01 99.82 2015-07-01 99.85 2015-08-01 99.80 2015-09-01 99.76 2015-10-01 99.60 2015-11-01 99.36 2015-12-01 99.38 2016-01-01 98.26 2016-02-01 98.17 2016-03-01 98.04 2016-04-01 98.07 2016-05-01 97.63 2016-06-01 97.67 2016-07-01 97.60 2016-08-01 97.92 2016-09-01 97.87 2016-10-01 97.97 2016-11-01 98.15 2016-12-01 98.28 2017-01-01 97.83 2017-02-01 98.79 2017-03-01 99.33 2017-04-01 99.32 2017-05-01 98.87 2017-06-01 98.13 2017-07-01 97.93 2017-08-01 97.81 2017-09-01 97.58 2017-10-01 97.64 2017-11-01 97.89 2017-12-01 97.90 2018-01-01 96.19 2018-02-01 96.24 2018-03-01 96.23 2018-04-01 96.10 2018-05-01 96.57 2018-06-01 96.71 2018-07-01 97.25 2018-08-01 97.28 2018-09-01 97.23 2018-10-01 97.17