Month Index 2015=100 1996-01-01 50.06 1996-02-01 51.08 1996-03-01 51.08 1996-04-01 51.08 1996-05-01 51.30 1996-06-01 53.34 1996-07-01 53.34 1996-08-01 53.34 1996-09-01 53.34 1996-10-01 56.77 1996-11-01 58.49 1996-12-01 61.34 1997-01-01 63.54 1997-02-01 63.54 1997-03-01 63.54 1997-04-01 63.65 1997-05-01 63.81 1997-06-01 63.81 1997-07-01 63.86 1997-08-01 63.86 1997-09-01 63.86 1997-10-01 65.74 1997-11-01 65.74 1997-12-01 65.74 1998-01-01 66.39 1998-02-01 67.09 1998-03-01 67.09 1998-04-01 67.25 1998-05-01 68.75 1998-06-01 68.81 1998-07-01 69.02 1998-08-01 69.02 1998-09-01 69.02 1998-10-01 69.02 1998-11-01 69.02 1998-12-01 69.02 1999-01-01 69.93 1999-02-01 69.93 1999-03-01 69.99 1999-04-01 70.04 1999-05-01 72.94 1999-06-01 73.16 1999-07-01 73.16 1999-08-01 73.16 1999-09-01 73.16 1999-10-01 73.16 1999-11-01 73.10 1999-12-01 73.10 2000-01-01 73.16 2000-02-01 73.91 2000-03-01 72.78 2000-04-01 73.16 2000-05-01 74.02 2000-06-01 74.29 2000-07-01 74.29 2000-08-01 74.29 2000-09-01 74.29 2000-10-01 74.12 2000-11-01 74.12 2000-12-01 74.50 2001-01-01 74.55 2001-02-01 74.58 2001-03-01 74.58 2001-04-01 75.27 2001-05-01 75.07 2001-06-01 75.08 2001-07-01 75.11 2001-08-01 75.76 2001-09-01 75.92 2001-10-01 75.98 2001-11-01 76.24 2001-12-01 76.24 2002-01-01 76.70 2002-02-01 76.71 2002-03-01 76.79 2002-04-01 76.79 2002-05-01 77.06 2002-06-01 77.62 2002-07-01 77.70 2002-08-01 77.70 2002-09-01 78.10 2002-10-01 78.11 2002-11-01 78.43 2002-12-01 78.75 2003-01-01 79.87 2003-02-01 79.95 2003-03-01 79.95 2003-04-01 80.94 2003-05-01 82.25 2003-06-01 82.62 2003-07-01 82.64 2003-08-01 82.64 2003-09-01 84.99 2003-10-01 85.23 2003-11-01 85.23 2003-12-01 85.22 2004-01-01 86.07 2004-02-01 86.99 2004-03-01 86.99 2004-04-01 87.15 2004-05-01 87.58 2004-06-01 87.65 2004-07-01 87.65 2004-08-01 87.65 2004-09-01 88.02 2004-10-01 88.80 2004-11-01 89.08 2004-12-01 89.08 2005-01-01 89.09 2005-02-01 89.30 2005-03-01 89.32 2005-04-01 89.61 2005-05-01 90.81 2005-06-01 90.82 2005-07-01 90.88 2005-08-01 90.88 2005-09-01 90.95 2005-10-01 91.71 2005-11-01 91.95 2005-12-01 91.95 2006-01-01 91.97 2006-02-01 92.85 2006-03-01 92.90 2006-04-01 94.21 2006-05-01 94.45 2006-06-01 95.00 2006-07-01 95.06 2006-08-01 95.75 2006-09-01 95.77 2006-10-01 96.58 2006-11-01 96.59 2006-12-01 96.59 2007-01-01 96.72 2007-02-01 96.72 2007-03-01 97.07 2007-04-01 97.70 2007-05-01 98.65 2007-06-01 98.74 2007-07-01 98.82 2007-08-01 98.82 2007-09-01 99.00 2007-10-01 100.97 2007-11-01 100.97 2007-12-01 100.97 2008-01-01 100.98 2008-02-01 100.98 2008-03-01 100.98 2008-04-01 100.98 2008-05-01 104.68 2008-06-01 104.70 2008-07-01 104.73 2008-08-01 104.73 2008-09-01 105.09 2008-10-01 105.34 2008-11-01 105.59 2008-12-01 106.20 2009-01-01 106.81 2009-02-01 107.48 2009-03-01 107.48 2009-04-01 107.48 2009-05-01 107.65 2009-06-01 107.68 2009-07-01 107.69 2009-08-01 107.69 2009-09-01 108.58 2009-10-01 108.67 2009-11-01 108.81 2009-12-01 108.96 2010-01-01 109.16 2010-02-01 110.36 2010-03-01 110.37 2010-04-01 110.44 2010-05-01 110.90 2010-06-01 110.91 2010-07-01 110.93 2010-08-01 110.94 2010-09-01 111.05 2010-10-01 111.30 2010-11-01 112.64 2010-12-01 112.64 2011-01-01 112.74 2011-02-01 112.73 2011-03-01 112.73 2011-04-01 112.73 2011-05-01 112.74 2011-06-01 112.67 2011-07-01 112.65 2011-08-01 112.65 2011-09-01 112.63 2011-10-01 112.64 2011-11-01 112.64 2011-12-01 110.65 2012-01-01 110.36 2012-02-01 110.08 2012-03-01 109.88 2012-04-01 109.26 2012-05-01 109.23 2012-06-01 109.23 2012-07-01 109.19 2012-08-01 108.83 2012-09-01 108.84 2012-10-01 104.24 2012-11-01 104.20 2012-12-01 104.04 2013-01-01 103.51 2013-02-01 102.50 2013-03-01 101.25 2013-04-01 101.17 2013-05-01 101.17 2013-06-01 101.14 2013-07-01 101.01 2013-08-01 101.01 2013-09-01 101.01 2013-10-01 101.00 2013-11-01 100.98 2013-12-01 100.98 2014-01-01 100.98 2014-02-01 100.75 2014-03-01 100.73 2014-04-01 100.69 2014-05-01 100.69 2014-06-01 100.64 2014-07-01 100.66 2014-08-01 100.65 2014-09-01 100.65 2014-10-01 100.59 2014-11-01 100.44 2014-12-01 100.46 2015-01-01 100.25 2015-02-01 100.19 2015-03-01 100.20 2015-04-01 100.22 2015-05-01 100.22 2015-06-01 99.61 2015-07-01 99.61 2015-08-01 99.59 2015-09-01 99.56 2015-10-01 98.59 2015-11-01 100.98 2015-12-01 100.98 2016-01-01 100.89 2016-02-01 100.06 2016-03-01 100.06 2016-04-01 100.05 2016-05-01 99.92 2016-06-01 99.65 2016-07-01 99.63 2016-08-01 98.40 2016-09-01 98.31 2016-10-01 98.40 2016-11-01 98.30 2016-12-01 99.52 2017-01-01 99.55 2017-02-01 99.55 2017-03-01 99.55 2017-04-01 99.62 2017-05-01 99.43 2017-06-01 99.45 2017-07-01 99.45 2017-08-01 99.37 2017-09-01 99.37 2017-10-01 99.38 2017-11-01 99.19 2017-12-01 98.62 2018-01-01 98.62 2018-02-01 98.61 2018-03-01 98.67 2018-04-01 98.67 2018-05-01 98.67 2018-06-01 98.73 2018-07-01 98.75 2018-08-01 98.75 2018-09-01 98.75 2018-10-01 98.82