Month Index 2015=100 1998-12-01 77.32 1999-01-01 87.28 1999-02-01 87.28 1999-03-01 87.28 1999-04-01 87.28 1999-05-01 87.28 1999-06-01 87.28 1999-07-01 87.21 1999-08-01 87.21 1999-09-01 87.21 1999-10-01 87.21 1999-11-01 87.21 1999-12-01 87.21 2000-01-01 89.14 2000-02-01 89.14 2000-03-01 89.14 2000-04-01 89.14 2000-05-01 89.14 2000-06-01 89.14 2000-07-01 89.14 2000-08-01 89.14 2000-09-01 89.14 2000-10-01 89.14 2000-11-01 89.14 2000-12-01 89.14 2001-01-01 92.15 2001-02-01 92.15 2001-03-01 92.15 2001-04-01 92.15 2001-05-01 92.15 2001-06-01 92.15 2001-07-01 91.96 2001-08-01 91.96 2001-09-01 91.96 2001-10-01 91.96 2001-11-01 91.96 2001-12-01 91.96 2002-01-01 92.92 2002-02-01 92.92 2002-03-01 92.92 2002-04-01 92.92 2002-05-01 92.92 2002-06-01 92.92 2002-07-01 93.08 2002-08-01 93.08 2002-09-01 93.08 2002-10-01 93.08 2002-11-01 93.08 2002-12-01 93.08 2003-01-01 93.16 2003-02-01 93.16 2003-03-01 93.16 2003-04-01 93.16 2003-05-01 93.16 2003-06-01 93.16 2003-07-01 93.16 2003-08-01 93.16 2003-09-01 93.16 2003-10-01 93.16 2003-11-01 93.16 2003-12-01 93.16 2004-01-01 93.49 2004-02-01 93.64 2004-03-01 93.49 2004-04-01 93.52 2004-05-01 93.52 2004-06-01 93.49 2004-07-01 93.52 2004-08-01 93.49 2004-09-01 93.49 2004-10-01 93.49 2004-11-01 93.49 2004-12-01 93.49 2005-01-01 94.70 2005-02-01 94.70 2005-03-01 94.09 2005-04-01 94.09 2005-05-01 94.09 2005-06-01 94.09 2005-07-01 94.09 2005-08-01 94.09 2005-09-01 94.09 2005-10-01 94.09 2005-11-01 94.09 2005-12-01 94.09 2006-01-01 94.57 2006-02-01 94.57 2006-03-01 94.57 2006-04-01 94.57 2006-05-01 94.57 2006-06-01 94.57 2006-07-01 94.57 2006-08-01 94.57 2006-09-01 94.57 2006-10-01 94.57 2006-11-01 94.57 2006-12-01 94.57 2007-01-01 93.98 2007-02-01 93.98 2007-03-01 93.98 2007-04-01 93.98 2007-05-01 93.98 2007-06-01 93.98 2007-07-01 93.98 2007-08-01 93.98 2007-09-01 93.98 2007-10-01 93.98 2007-11-01 93.98 2007-12-01 93.98 2008-01-01 92.96 2008-02-01 92.97 2008-03-01 92.97 2008-04-01 92.97 2008-05-01 92.97 2008-06-01 92.97 2008-07-01 92.97 2008-08-01 92.97 2008-09-01 92.97 2008-10-01 92.97 2008-11-01 92.97 2008-12-01 92.97 2009-01-01 93.51 2009-02-01 93.51 2009-03-01 93.51 2009-04-01 93.51 2009-05-01 93.51 2009-06-01 93.51 2009-07-01 93.51 2009-08-01 93.51 2009-09-01 93.51 2009-10-01 93.51 2009-11-01 93.51 2009-12-01 93.51 2010-01-01 94.42 2010-02-01 94.42 2010-03-01 94.42 2010-04-01 94.42 2010-05-01 94.42 2010-06-01 94.42 2010-07-01 94.42 2010-08-01 94.42 2010-09-01 94.42 2010-10-01 94.42 2010-11-01 94.42 2010-12-01 94.42 2011-01-01 95.47 2011-02-01 95.47 2011-03-01 95.47 2011-04-01 95.47 2011-05-01 95.47 2011-06-01 95.47 2011-07-01 95.47 2011-08-01 95.47 2011-09-01 95.47 2011-10-01 95.47 2011-11-01 95.47 2011-12-01 95.47 2012-01-01 89.03 2012-02-01 89.03 2012-03-01 89.03 2012-04-01 89.03 2012-05-01 89.03 2012-06-01 89.03 2012-07-01 88.64 2012-08-01 88.64 2012-09-01 88.64 2012-10-01 88.64 2012-11-01 88.64 2012-12-01 88.64 2013-01-01 89.66 2013-02-01 89.66 2013-03-01 89.66 2013-04-01 89.66 2013-05-01 89.66 2013-06-01 89.66 2013-07-01 89.66 2013-08-01 89.66 2013-09-01 89.66 2013-10-01 89.66 2013-11-01 89.66 2013-12-01 89.66 2014-01-01 99.75 2014-02-01 99.75 2014-03-01 99.75 2014-04-01 99.75 2014-05-01 99.75 2014-06-01 99.75 2014-07-01 99.75 2014-08-01 99.75 2014-09-01 99.75 2014-10-01 99.75 2014-11-01 99.75 2014-12-01 99.75 2015-01-01 100.00 2015-02-01 100.00 2015-03-01 100.00 2015-04-01 100.00 2015-05-01 100.00 2015-06-01 100.00 2015-07-01 100.00 2015-08-01 100.00 2015-09-01 100.00 2015-10-01 100.00 2015-11-01 100.00 2015-12-01 100.00 2016-01-01 96.71 2016-02-01 96.71 2016-03-01 96.71 2016-04-01 96.71 2016-05-01 96.71 2016-06-01 96.71 2016-07-01 96.71 2016-08-01 96.71 2016-09-01 96.71 2016-10-01 96.71 2016-11-01 96.71 2016-12-01 96.71 2017-01-01 96.28 2017-02-01 96.28 2017-03-01 96.28 2017-04-01 96.28 2017-05-01 96.28 2017-06-01 96.28 2017-07-01 96.28 2017-08-01 96.28 2017-09-01 96.28 2017-10-01 96.28 2017-11-01 96.28 2017-12-01 96.28 2018-01-01 93.94 2018-02-01 93.98 2018-03-01 93.98 2018-04-01 93.98 2018-05-01 93.98 2018-06-01 93.98 2018-07-01 93.98 2018-08-01 93.98 2018-09-01 93.98 2018-10-01 93.98