Month Index 2015=100 1996-01-01 51.20 1996-02-01 51.20 1996-03-01 51.20 1996-04-01 51.61 1996-05-01 51.61 1996-06-01 51.61 1996-07-01 51.66 1996-08-01 51.66 1996-09-01 51.66 1996-10-01 51.76 1996-11-01 51.76 1996-12-01 51.76 1997-01-01 50.42 1997-02-01 50.42 1997-03-01 50.42 1997-04-01 51.61 1997-05-01 51.61 1997-06-01 51.61 1997-07-01 52.02 1997-08-01 52.02 1997-09-01 52.02 1997-10-01 52.38 1997-11-01 52.43 1997-12-01 53.26 1998-01-01 53.52 1998-02-01 53.88 1998-03-01 53.46 1998-04-01 53.98 1998-05-01 54.44 1998-06-01 54.29 1998-07-01 54.34 1998-08-01 54.50 1998-09-01 54.44 1998-10-01 54.44 1998-11-01 54.44 1998-12-01 52.85 1999-01-01 53.16 1999-02-01 55.78 1999-03-01 55.63 1999-04-01 55.22 1999-05-01 55.53 1999-06-01 55.63 1999-07-01 55.68 1999-08-01 55.89 1999-09-01 55.99 1999-10-01 55.78 1999-11-01 55.68 1999-12-01 55.68 2000-01-01 55.48 2000-02-01 54.86 2000-03-01 55.53 2000-04-01 56.09 2000-05-01 56.30 2000-06-01 57.43 2000-07-01 57.59 2000-08-01 57.69 2000-09-01 57.54 2000-10-01 57.54 2000-11-01 57.54 2000-12-01 56.15 2001-01-01 56.56 2001-02-01 58.32 2001-03-01 58.65 2001-04-01 58.69 2001-05-01 58.90 2001-06-01 59.16 2001-07-01 59.20 2001-08-01 59.28 2001-09-01 59.36 2001-10-01 60.06 2001-11-01 60.25 2001-12-01 60.83 2002-01-01 61.71 2002-02-01 61.71 2002-03-01 61.71 2002-04-01 62.82 2002-05-01 62.85 2002-06-01 62.85 2002-07-01 63.04 2002-08-01 63.04 2002-09-01 63.04 2002-10-01 63.51 2002-11-01 63.51 2002-12-01 63.51 2003-01-01 64.02 2003-02-01 64.02 2003-03-01 64.02 2003-04-01 65.87 2003-05-01 65.87 2003-06-01 65.87 2003-07-01 65.88 2003-08-01 65.88 2003-09-01 65.88 2003-10-01 65.35 2003-11-01 65.35 2003-12-01 65.35 2004-01-01 65.71 2004-02-01 65.71 2004-03-01 65.71 2004-04-01 66.03 2004-05-01 66.03 2004-06-01 66.03 2004-07-01 66.20 2004-08-01 66.20 2004-09-01 66.20 2004-10-01 66.87 2004-11-01 66.87 2004-12-01 66.87 2005-01-01 67.86 2005-02-01 67.86 2005-03-01 67.86 2005-04-01 68.32 2005-05-01 68.32 2005-06-01 68.32 2005-07-01 68.65 2005-08-01 68.65 2005-09-01 68.65 2005-10-01 69.25 2005-11-01 69.25 2005-12-01 69.24 2006-01-01 69.96 2006-02-01 69.96 2006-03-01 69.96 2006-04-01 70.82 2006-05-01 70.82 2006-06-01 70.82 2006-07-01 71.17 2006-08-01 71.17 2006-09-01 71.17 2006-10-01 71.45 2006-11-01 71.45 2006-12-01 71.45 2007-01-01 72.04 2007-02-01 72.04 2007-03-01 72.04 2007-04-01 73.48 2007-05-01 73.48 2007-06-01 73.48 2007-07-01 73.40 2007-08-01 73.40 2007-09-01 73.40 2007-10-01 74.39 2007-11-01 74.39 2007-12-01 74.39 2008-01-01 74.79 2008-02-01 74.73 2008-03-01 74.73 2008-04-01 75.96 2008-05-01 75.96 2008-06-01 75.96 2008-07-01 77.70 2008-08-01 77.70 2008-09-01 77.70 2008-10-01 78.05 2008-11-01 78.05 2008-12-01 78.05 2009-01-01 80.29 2009-02-01 80.29 2009-03-01 80.29 2009-04-01 81.34 2009-05-01 81.34 2009-06-01 81.34 2009-07-01 81.25 2009-08-01 81.25 2009-09-01 81.25 2009-10-01 82.01 2009-11-01 82.01 2009-12-01 82.01 2010-01-01 82.18 2010-02-01 82.18 2010-03-01 82.18 2010-04-01 82.68 2010-05-01 82.68 2010-06-01 82.68 2010-07-01 83.25 2010-08-01 83.25 2010-09-01 83.25 2010-10-01 83.61 2010-11-01 83.61 2010-12-01 83.61 2011-01-01 84.29 2011-02-01 85.37 2011-03-01 85.93 2011-04-01 86.22 2011-05-01 86.64 2011-06-01 86.68 2011-07-01 86.68 2011-08-01 86.72 2011-09-01 87.17 2011-10-01 86.60 2011-11-01 86.57 2011-12-01 86.54 2012-01-01 88.72 2012-02-01 89.05 2012-03-01 89.80 2012-04-01 90.48 2012-05-01 91.29 2012-06-01 90.59 2012-07-01 90.66 2012-08-01 90.02 2012-09-01 90.45 2012-10-01 90.58 2012-11-01 90.58 2012-12-01 90.74 2013-01-01 94.74 2013-02-01 94.99 2013-03-01 95.45 2013-04-01 95.72 2013-05-01 95.84 2013-06-01 95.84 2013-07-01 95.84 2013-08-01 95.84 2013-09-01 95.84 2013-10-01 95.67 2013-11-01 95.67 2013-12-01 95.67 2014-01-01 96.03 2014-02-01 96.69 2014-03-01 96.89 2014-04-01 97.01 2014-05-01 97.01 2014-06-01 97.01 2014-07-01 97.29 2014-08-01 97.29 2014-09-01 97.29 2014-10-01 97.22 2014-11-01 97.82 2014-12-01 98.24 2015-01-01 99.21 2015-02-01 99.54 2015-03-01 100.10 2015-04-01 99.99 2015-05-01 99.99 2015-06-01 100.00 2015-07-01 100.01 2015-08-01 100.08 2015-09-01 100.08 2015-10-01 100.06 2015-11-01 100.47 2015-12-01 100.47 2016-01-01 100.78 2016-02-01 101.05 2016-03-01 101.45 2016-04-01 101.51 2016-05-01 101.66 2016-06-01 101.76 2016-07-01 101.76 2016-08-01 101.76 2016-09-01 101.78 2016-10-01 101.84 2016-11-01 101.84 2016-12-01 101.85 2017-01-01 102.05 2017-02-01 102.23 2017-03-01 102.63 2017-04-01 102.70 2017-05-01 102.70 2017-06-01 102.70 2017-07-01 102.70 2017-08-01 102.70 2017-09-01 102.70 2017-10-01 102.80 2017-11-01 102.80 2017-12-01 103.47 2018-01-01 103.68 2018-02-01 103.67 2018-03-01 103.85 2018-04-01 103.84 2018-05-01 103.84 2018-06-01 104.05 2018-07-01 100.74 2018-08-01 100.86 2018-09-01 100.86 2018-10-01 104.04