Month Index 2015=100 1996-12-01 4.59 1997-01-01 6.56 1997-02-01 7.71 1997-03-01 22.77 1997-04-01 30.73 1997-05-01 30.73 1997-06-01 30.73 1997-07-01 30.73 1997-08-01 30.73 1997-09-01 30.73 1997-10-01 30.73 1997-11-01 30.73 1997-12-01 30.73 1998-01-01 30.73 1998-02-01 30.73 1998-03-01 30.73 1998-04-01 30.73 1998-05-01 30.73 1998-06-01 30.73 1998-07-01 30.73 1998-08-01 30.73 1998-09-01 30.73 1998-10-01 30.73 1998-11-01 30.73 1998-12-01 30.73 1999-01-01 35.61 1999-02-01 35.61 1999-03-01 35.61 1999-04-01 35.61 1999-05-01 35.61 1999-06-01 35.61 1999-07-01 38.33 1999-08-01 38.57 1999-09-01 38.57 1999-10-01 38.57 1999-11-01 38.57 1999-12-01 38.57 2000-01-01 42.39 2000-02-01 42.39 2000-03-01 42.39 2000-04-01 42.39 2000-05-01 42.39 2000-06-01 42.39 2000-07-01 42.39 2000-08-01 44.05 2000-09-01 44.05 2000-10-01 44.05 2000-11-01 44.05 2000-12-01 44.05 2001-01-01 44.05 2001-02-01 44.05 2001-03-01 44.05 2001-04-01 44.05 2001-05-01 44.05 2001-06-01 44.05 2001-07-01 44.05 2001-08-01 44.05 2001-09-01 44.05 2001-10-01 48.57 2001-11-01 48.57 2001-12-01 46.66 2002-01-01 48.57 2002-02-01 48.57 2002-03-01 48.57 2002-04-01 48.57 2002-05-01 48.57 2002-06-01 48.57 2002-07-01 57.39 2002-08-01 57.39 2002-09-01 57.39 2002-10-01 57.39 2002-11-01 58.03 2002-12-01 58.03 2003-01-01 58.03 2003-02-01 58.03 2003-03-01 58.03 2003-04-01 58.42 2003-05-01 58.42 2003-06-01 58.42 2003-07-01 67.03 2003-08-01 67.03 2003-09-01 67.03 2003-10-01 67.03 2003-11-01 66.29 2003-12-01 66.29 2004-01-01 66.29 2004-02-01 66.29 2004-03-01 66.29 2004-04-01 66.82 2004-05-01 66.82 2004-06-01 66.82 2004-07-01 73.91 2004-08-01 73.91 2004-09-01 73.91 2004-10-01 73.91 2004-11-01 73.18 2004-12-01 73.18 2005-01-01 73.18 2005-02-01 73.18 2005-03-01 73.18 2005-04-01 73.90 2005-05-01 73.90 2005-06-01 73.90 2005-07-01 73.90 2005-08-01 73.90 2005-09-01 73.90 2005-10-01 73.90 2005-11-01 73.90 2005-12-01 73.90 2006-01-01 73.90 2006-02-01 73.90 2006-03-01 73.90 2006-04-01 73.90 2006-05-01 73.90 2006-06-01 73.90 2006-07-01 73.90 2006-08-01 73.90 2006-09-01 73.90 2006-10-01 73.79 2006-11-01 73.79 2006-12-01 73.79 2007-01-01 73.79 2007-02-01 73.79 2007-03-01 73.79 2007-04-01 73.79 2007-05-01 73.79 2007-06-01 73.79 2007-07-01 79.54 2007-08-01 79.54 2007-09-01 79.54 2007-10-01 79.54 2007-11-01 79.54 2007-12-01 79.54 2008-01-01 79.54 2008-02-01 79.54 2008-03-01 79.54 2008-04-01 79.54 2008-05-01 79.54 2008-06-01 79.54 2008-07-01 90.91 2008-08-01 90.91 2008-09-01 90.91 2008-10-01 90.91 2008-11-01 90.91 2008-12-01 90.91 2009-01-01 90.91 2009-02-01 90.91 2009-03-01 90.91 2009-04-01 90.91 2009-05-01 90.91 2009-06-01 90.91 2009-07-01 88.09 2009-08-01 88.09 2009-09-01 88.09 2009-10-01 88.09 2009-11-01 88.09 2009-12-01 88.09 2010-01-01 88.09 2010-02-01 88.09 2010-03-01 88.09 2010-04-01 88.09 2010-05-01 88.09 2010-06-01 88.09 2010-07-01 89.51 2010-08-01 89.51 2010-09-01 89.51 2010-10-01 89.51 2010-11-01 89.51 2010-12-01 89.51 2011-01-01 89.51 2011-02-01 89.51 2011-03-01 89.51 2011-04-01 89.51 2011-05-01 89.51 2011-06-01 89.51 2011-07-01 91.42 2011-08-01 91.42 2011-09-01 91.42 2011-10-01 91.42 2011-11-01 91.42 2011-12-01 91.42 2012-01-01 91.42 2012-02-01 91.42 2012-03-01 91.42 2012-04-01 91.42 2012-05-01 91.42 2012-06-01 91.42 2012-07-01 103.46 2012-08-01 103.46 2012-09-01 103.46 2012-10-01 103.46 2012-11-01 103.46 2012-12-01 103.46 2013-01-01 103.46 2013-02-01 103.46 2013-03-01 97.16 2013-04-01 96.05 2013-05-01 96.05 2013-06-01 96.05 2013-07-01 96.05 2013-08-01 91.93 2013-09-01 91.93 2013-10-01 91.93 2013-11-01 91.93 2013-12-01 91.93 2014-01-01 89.44 2014-02-01 89.44 2014-03-01 89.44 2014-04-01 89.44 2014-05-01 89.44 2014-06-01 89.44 2014-07-01 90.94 2014-08-01 90.94 2014-09-01 90.94 2014-10-01 100.13 2014-11-01 100.13 2014-12-01 100.13 2015-01-01 100.13 2015-02-01 100.13 2015-03-01 100.13 2015-04-01 100.13 2015-05-01 100.13 2015-06-01 100.13 2015-07-01 100.13 2015-08-01 99.82 2015-09-01 99.82 2015-10-01 99.82 2015-11-01 99.82 2015-12-01 99.82 2016-01-01 99.82 2016-02-01 99.82 2016-03-01 99.82 2016-04-01 99.82 2016-05-01 99.82 2016-06-01 99.82 2016-07-01 99.89 2016-08-01 99.89 2016-09-01 99.89 2016-10-01 99.89 2016-11-01 99.89 2016-12-01 99.89 2017-01-01 99.89 2017-02-01 99.89 2017-03-01 99.89 2017-04-01 100.65 2017-05-01 100.84 2017-06-01 100.84 2017-07-01 102.35 2017-08-01 102.35 2017-09-01 102.35 2017-10-01 102.35 2017-11-01 102.35 2017-12-01 102.35 2018-01-01 102.35 2018-02-01 102.35 2018-03-01 102.35 2018-04-01 102.35 2018-05-01 102.35 2018-06-01 102.35 2018-07-01 104.42 2018-08-01 104.42 2018-09-01 104.42 2018-10-01 104.42