Month Index 2015=100 1996-01-01 51.71 1996-02-01 52.45 1996-03-01 52.45 1996-04-01 53.20 1996-05-01 53.20 1996-06-01 53.20 1996-07-01 53.51 1996-08-01 53.51 1996-09-01 53.51 1996-10-01 53.51 1996-11-01 53.51 1996-12-01 53.51 1997-01-01 53.78 1997-02-01 54.20 1997-03-01 54.42 1997-04-01 54.42 1997-05-01 55.43 1997-06-01 55.43 1997-07-01 55.43 1997-08-01 55.43 1997-09-01 55.43 1997-10-01 55.43 1997-11-01 55.43 1997-12-01 55.43 1998-01-01 55.53 1998-02-01 55.69 1998-03-01 55.96 1998-04-01 56.12 1998-05-01 56.17 1998-06-01 56.17 1998-07-01 56.28 1998-08-01 56.28 1998-09-01 56.28 1998-10-01 56.28 1998-11-01 56.28 1998-12-01 56.28 1999-01-01 56.33 1999-02-01 56.65 1999-03-01 56.49 1999-04-01 57.07 1999-05-01 57.07 1999-06-01 57.39 1999-07-01 57.60 1999-08-01 57.60 1999-09-01 57.60 1999-10-01 57.60 1999-11-01 57.60 1999-12-01 57.60 2000-01-01 57.82 2000-02-01 57.66 2000-03-01 57.66 2000-04-01 57.66 2000-05-01 57.66 2000-06-01 57.76 2000-07-01 59.99 2000-08-01 59.99 2000-09-01 60.10 2000-10-01 60.10 2000-11-01 60.10 2000-12-01 60.10 2001-01-01 61.27 2001-02-01 61.65 2001-03-01 61.76 2001-04-01 62.68 2001-05-01 62.71 2001-06-01 62.71 2001-07-01 62.70 2001-08-01 62.70 2001-09-01 62.70 2001-10-01 62.71 2001-11-01 62.71 2001-12-01 63.01 2002-01-01 63.06 2002-02-01 63.26 2002-03-01 63.65 2002-04-01 64.90 2002-05-01 64.90 2002-06-01 64.91 2002-07-01 64.96 2002-08-01 65.38 2002-09-01 65.41 2002-10-01 65.56 2002-11-01 65.56 2002-12-01 65.57 2003-01-01 66.17 2003-02-01 66.17 2003-03-01 66.24 2003-04-01 68.46 2003-05-01 68.49 2003-06-01 69.51 2003-07-01 68.86 2003-08-01 68.86 2003-09-01 70.18 2003-10-01 70.18 2003-11-01 70.18 2003-12-01 71.09 2004-01-01 71.77 2004-02-01 72.69 2004-03-01 72.69 2004-04-01 72.91 2004-05-01 73.32 2004-06-01 74.18 2004-07-01 74.22 2004-08-01 74.39 2004-09-01 74.39 2004-10-01 74.39 2004-11-01 74.39 2004-12-01 75.05 2005-01-01 76.92 2005-02-01 76.92 2005-03-01 77.27 2005-04-01 77.31 2005-05-01 77.37 2005-06-01 78.79 2005-07-01 78.84 2005-08-01 78.86 2005-09-01 78.89 2005-10-01 78.89 2005-11-01 78.89 2005-12-01 78.89 2006-01-01 79.14 2006-02-01 79.18 2006-03-01 79.24 2006-04-01 79.64 2006-05-01 80.58 2006-06-01 80.58 2006-07-01 80.58 2006-08-01 80.58 2006-09-01 80.58 2006-10-01 80.58 2006-11-01 80.58 2006-12-01 80.58 2007-01-01 80.58 2007-02-01 80.87 2007-03-01 83.86 2007-04-01 84.57 2007-05-01 85.25 2007-06-01 85.30 2007-07-01 85.30 2007-08-01 85.30 2007-09-01 85.65 2007-10-01 85.67 2007-11-01 85.67 2007-12-01 85.67 2008-01-01 85.88 2008-02-01 85.88 2008-03-01 86.49 2008-04-01 86.78 2008-05-01 87.35 2008-06-01 87.40 2008-07-01 87.43 2008-08-01 87.49 2008-09-01 88.52 2008-10-01 90.47 2008-11-01 91.69 2008-12-01 91.69 2009-01-01 91.80 2009-02-01 91.87 2009-03-01 93.49 2009-04-01 93.98 2009-05-01 93.98 2009-06-01 93.98 2009-07-01 93.98 2009-08-01 93.98 2009-09-01 94.18 2009-10-01 94.29 2009-11-01 94.33 2009-12-01 94.33 2010-01-01 95.47 2010-02-01 95.52 2010-03-01 96.01 2010-04-01 96.18 2010-05-01 96.24 2010-06-01 96.24 2010-07-01 96.86 2010-08-01 96.86 2010-09-01 97.58 2010-10-01 97.58 2010-11-01 97.58 2010-12-01 97.58 2011-01-01 98.62 2011-02-01 98.62 2011-03-01 98.62 2011-04-01 98.62 2011-05-01 98.62 2011-06-01 98.62 2011-07-01 98.62 2011-08-01 98.63 2011-09-01 98.63 2011-10-01 98.63 2011-11-01 98.63 2011-12-01 98.78 2012-01-01 98.84 2012-02-01 99.94 2012-03-01 100.16 2012-04-01 100.16 2012-05-01 100.30 2012-06-01 100.30 2012-07-01 100.30 2012-08-01 100.30 2012-09-01 100.30 2012-10-01 100.30 2012-11-01 100.23 2012-12-01 100.23 2013-01-01 100.12 2013-02-01 100.13 2013-03-01 100.13 2013-04-01 100.13 2013-05-01 100.13 2013-06-01 100.08 2013-07-01 100.08 2013-08-01 100.08 2013-09-01 100.08 2013-10-01 100.08 2013-11-01 100.08 2013-12-01 100.08 2014-01-01 100.08 2014-02-01 100.02 2014-03-01 100.42 2014-04-01 100.42 2014-05-01 100.42 2014-06-01 100.25 2014-07-01 100.25 2014-08-01 100.25 2014-09-01 100.25 2014-10-01 100.24 2014-11-01 100.24 2014-12-01 100.24 2015-01-01 100.24 2015-02-01 100.24 2015-03-01 99.93 2015-04-01 99.93 2015-05-01 99.99 2015-06-01 99.99 2015-07-01 99.99 2015-08-01 99.99 2015-09-01 99.99 2015-10-01 99.90 2015-11-01 99.90 2015-12-01 99.90 2016-01-01 99.90 2016-02-01 100.07 2016-03-01 100.07 2016-04-01 100.07 2016-05-01 100.08 2016-06-01 100.35 2016-07-01 100.26 2016-08-01 100.26 2016-09-01 100.26 2016-10-01 100.26 2016-11-01 100.26 2016-12-01 100.26 2017-01-01 100.26 2017-02-01 100.26 2017-03-01 100.26 2017-04-01 100.26 2017-05-01 100.26 2017-06-01 100.26 2017-07-01 100.26 2017-08-01 100.26 2017-09-01 100.26 2017-10-01 100.49 2017-11-01 100.49 2017-12-01 100.49 2018-01-01 100.49 2018-02-01 100.49 2018-03-01 100.57 2018-04-01 100.57 2018-05-01 100.57 2018-06-01 100.57 2018-07-01 100.57 2018-08-01 100.57 2018-09-01 100.57 2018-10-01 100.57