Month	Index source base
2006-01-01	98.9
2006-02-01	98.8
2006-03-01	98.8
2006-04-01	98.8
2006-05-01	98.8
2006-06-01	98.8
2006-07-01	101.2
2006-08-01	101.4
2006-09-01	101.3
2006-10-01	101.2
2006-11-01	100.9
2006-12-01	101.0
2007-01-01	100.9
2007-02-01	100.9
2007-03-01	100.9
2007-04-01	100.9
2007-05-01	100.9
2007-06-01	100.9
2007-07-01	100.9
2007-08-01	99.0
2007-09-01	99.0
2007-10-01	99.0
2007-11-01	99.0
2007-12-01	99.3
2008-01-01	99.8
2008-02-01	99.6
2008-03-01	99.6
2008-04-01	99.6
2008-05-01	99.6
2008-06-01	100.0
2008-07-01	100.1
2008-08-01	99.8
2008-09-01	99.8
2008-10-01	99.8
2008-11-01	99.7
2008-12-01	99.6
2009-01-01	99.6
2009-02-01	99.6
2009-03-01	99.6
2009-04-01	99.6
2009-05-01	99.6
2009-06-01	99.6
2009-07-01	99.6
2009-08-01	99.6
2009-09-01	99.6
2009-10-01	99.5
2009-11-01	99.1
2009-12-01	98.1
2010-01-01	98.7
2010-02-01	98.3
2010-03-01	98.1
2010-04-01	98.1
2010-05-01	98.1
2010-06-01	98.1
2010-07-01	98.1
2010-08-01	98.1
2010-09-01	98.1
2010-10-01	98.0
2010-11-01	98.0
2010-12-01	98.0
2011-01-01	97.5
2011-02-01	97.5
2011-03-01	97.5
2011-04-01	97.6
2011-05-01	96.4
2011-06-01	94.8
2011-07-01	94.3
2011-08-01	98.8
2011-09-01	98.8
2011-10-01	99.1
2011-11-01	98.8
2011-12-01	98.8
2012-01-01	98.8
2012-02-01	98.9
2012-03-01	98.9
2012-04-01	98.9
2012-05-01	98.9
2012-06-01	98.9
2012-07-01	98.9
2012-08-01	98.9
2012-09-01	98.9
2012-10-01	98.9
2012-11-01	98.9
2012-12-01	98.9
2013-01-01	97.4
2013-02-01	94.5
2013-03-01	91.8
2013-04-01	91.8
2013-05-01	89.4
2013-06-01	89.4
2013-07-01	89.4
2013-08-01	89.4
2013-09-01	89.4
2013-10-01	91.9
2013-11-01	87.4
2013-12-01	87.4
2014-01-01	87.1
2014-02-01	87.4
2014-03-01	87.9
2014-04-01	86.6
2014-05-01	86.5
2014-06-01	88.6
2014-07-01	89.7
2014-08-01	90.9
2014-09-01	90.9
2014-10-01	90.6
2014-11-01	90.0
2014-12-01	90.0
2015-01-01	90.0
2015-02-01	90.0
2015-03-01	90.2
2015-04-01	90.9
2015-05-01	90.5
2015-06-01	89.9
2015-07-01	91.3
2015-08-01	91.3
2015-09-01	91.1
2015-10-01	90.8
2015-11-01	90.7
2015-12-01	90.7
2016-01-01	90.8
2016-02-01	90.9
2016-03-01	90.8
2016-04-01	90.3
2016-05-01	90.3
2016-06-01	90.0
2016-07-01	90.0
2016-08-01	90.1
2016-09-01	90.1
2016-10-01	90.1
2016-11-01	90.1
2016-12-01	90.1
2017-01-01	89.8
2017-02-01	89.7
2017-03-01	89.7
2017-04-01	89.7
2017-05-01	91.9
2017-06-01	91.5
2017-07-01	91.6
2017-08-01	91.1
2017-09-01	91.6
2017-10-01	91.5
2017-11-01	91.3
2017-12-01	91.3
2018-01-01	91.5
2018-02-01	90.2
2018-03-01	90.2
2018-04-01	89.7
2018-05-01	90.0
2018-06-01	89.9
2018-07-01	89.9
2018-08-01	90.3
2018-09-01	88.2