Month	Index source base
1991-01-01	87.6
1991-02-01	89.0
1991-03-01	89.2
1991-04-01	87.3
1991-05-01	87.7
1991-06-01	88.6
1991-07-01	90.1
1991-08-01	89.4
1991-09-01	88.7
1991-10-01	87.9
1991-11-01	88.8
1991-12-01	89.4
1992-01-01	90.6
1992-02-01	92.1
1992-03-01	92.1
1992-04-01	91.4
1992-05-01	91.1
1992-06-01	91.8
1992-07-01	93.2
1992-08-01	92.8
1992-09-01	92.5
1992-10-01	91.6
1992-11-01	92.5
1992-12-01	93.1
1993-01-01	92.9
1993-02-01	94.4
1993-03-01	94.4
1993-04-01	93.1
1993-05-01	93.2
1993-06-01	94.1
1993-07-01	95.4
1993-08-01	95.9
1993-09-01	94.9
1993-10-01	93.7
1993-11-01	94.4
1993-12-01	95.4
1994-01-01	93.9
1994-02-01	95.9
1994-03-01	95.6
1994-04-01	93.7
1994-05-01	94.3
1994-06-01	95.0
1994-07-01	96.4
1994-08-01	96.5
1994-09-01	96.5
1994-10-01	94.9
1994-11-01	95.5
1994-12-01	96.5
1995-01-01	95.4
1995-02-01	97.1
1995-03-01	97.1
1995-04-01	95.6
1995-05-01	94.7
1995-06-01	95.8
1995-07-01	98.3
1995-08-01	97.4
1995-09-01	96.9
1995-10-01	95.7
1995-11-01	95.6
1995-12-01	97.1
1996-01-01	95.3
1996-02-01	97.2
1996-03-01	96.9
1996-04-01	94.8
1996-05-01	95.8
1996-06-01	96.6
1996-07-01	98.2
1996-08-01	98.4
1996-09-01	97.7
1996-10-01	96.4
1996-11-01	96.0
1996-12-01	97.8
1997-01-01	98.0
1997-02-01	99.9
1997-03-01	99.7
1997-04-01	96.7
1997-05-01	98.1
1997-06-01	98.5
1997-07-01	100.0
1997-08-01	100.4
1997-09-01	99.3
1997-10-01	97.8
1997-11-01	98.4
1997-12-01	99.5
1998-01-01	98.5
1998-02-01	100.4
1998-03-01	100.0
1998-04-01	97.5
1998-05-01	98.5
1998-06-01	99.0
1998-07-01	100.8
1998-08-01	101.1
1998-09-01	100.0
1998-10-01	98.9
1998-11-01	99.1
1998-12-01	99.5
1999-01-01	99.1
1999-02-01	100.7
1999-03-01	100.4
1999-04-01	98.1
1999-05-01	98.5
1999-06-01	98.9
1999-07-01	101.6
1999-08-01	101.1
1999-09-01	99.8
1999-10-01	98.4
1999-11-01	99.7
1999-12-01	100.4
2000-01-01	99.8
2000-02-01	100.5
2000-03-01	99.6
2000-04-01	99.7
2000-05-01	98.6
2000-06-01	99.6
2000-07-01	101.4
2000-08-01	100.6
2000-09-01	99.8
2000-10-01	98.7
2000-11-01	98.3
2000-12-01	104.7
2001-01-01	99.3
2001-02-01	100.7
2001-03-01	99.9
2001-04-01	99.8
2001-05-01	99.3
2001-06-01	99.9
2001-07-01	101.7
2001-08-01	101.3
2001-09-01	100.7
2001-10-01	99.8
2001-11-01	99.6
2001-12-01	105.9
2002-01-01	100.5
2002-02-01	101.9
2002-03-01	101.5
2002-04-01	99.6
2002-05-01	100.8
2002-06-01	100.8
2002-07-01	102.9
2002-08-01	102.1
2002-09-01	101.2
2002-10-01	100.2
2002-11-01	99.5
2002-12-01	105.5
2003-01-01	100.0
2003-02-01	101.4
2003-03-01	100.8
2003-04-01	100.4
2003-05-01	99.6
2003-06-01	100.3
2003-07-01	101.5
2003-08-01	102.1
2003-09-01	100.9
2003-10-01	99.5
2003-11-01	98.7
2003-12-01	104.3
2004-01-01	98.4
2004-02-01	100.2
2004-03-01	99.4
2004-04-01	99.1
2004-05-01	98.8
2004-06-01	99.2
2004-07-01	100.6
2004-08-01	101.4
2004-09-01	99.6
2004-10-01	99.0
2004-11-01	97.9
2004-12-01	104.6
2005-01-01	98.1
2005-02-01	99.6
2005-03-01	99.9
2005-04-01	96.5
2005-05-01	98.0
2005-06-01	97.6
2005-07-01	99.9
2005-08-01	100.2
2005-09-01	98.4
2005-10-01	98.3
2005-11-01	97.5
2005-12-01	101.4
2006-01-01	97.2
2006-02-01	99.2
2006-03-01	98.4
2006-04-01	97.9
2006-05-01	96.7
2006-06-01	97.5
2006-07-01	99.7
2006-08-01	99.2
2006-09-01	97.8
2006-10-01	97.7
2006-11-01	96.8
2006-12-01	101.0
2007-01-01	97.2
2007-02-01	99.4
2007-03-01	98.6
2007-04-01	98.0
2007-05-01	97.7
2007-06-01	97.1
2007-07-01	100.2
2007-08-01	99.7
2007-09-01	98.4
2007-10-01	97.8
2007-11-01	97.2
2007-12-01	101.6
2008-01-01	96.9
2008-02-01	98.7
2008-03-01	99.1
2008-04-01	95.7
2008-05-01	97.2
2008-06-01	97.1
2008-07-01	100.2
2008-08-01	100.1
2008-09-01	98.5
2008-10-01	98.0
2008-11-01	98.4
2008-12-01	102.9
2009-01-01	98.1
2009-02-01	100.5
2009-03-01	99.7
2009-04-01	99.9
2009-05-01	99.0
2009-06-01	98.8
2009-07-01	102.1
2009-08-01	102.2
2009-09-01	100.1
2009-10-01	99.7
2009-11-01	99.0
2009-12-01	103.5
2010-01-01	97.6
2010-02-01	100.3
2010-03-01	100.4
2010-04-01	98.3
2010-05-01	98.7
2010-06-01	99.3
2010-07-01	102.3
2010-08-01	102.8
2010-09-01	99.8
2010-10-01	99.5
2010-11-01	99.3
2010-12-01	101.7
2011-01-01	97.6
2011-02-01	99.7
2011-03-01	100.0
2011-04-01	98.2
2011-05-01	97.9
2011-06-01	99.5
2011-07-01	102.2
2011-08-01	102.3
2011-09-01	99.5
2011-10-01	98.9
2011-11-01	99.1
2011-12-01	101.8
2012-01-01	97.6
2012-02-01	100.0
2012-03-01	100.2
2012-04-01	97.9
2012-05-01	99.0
2012-06-01	99.5
2012-07-01	103.4
2012-08-01	103.1
2012-09-01	100.8
2012-10-01	99.9
2012-11-01	101.1
2012-12-01	104.1
2013-01-01	99.2
2013-02-01	102.1
2013-03-01	103.5
2013-04-01	98.3
2013-05-01	101.6
2013-06-01	102.7
2013-07-01	106.2
2013-08-01	106.1
2013-09-01	103.3
2013-10-01	102.0
2013-11-01	104.5
2013-12-01	107.2
2014-01-01	102.3
2014-02-01	104.8
2014-03-01	105.2
2014-04-01	102.5
2014-05-01	101.3
2014-06-01	104.1
2014-07-01	106.9
2014-08-01	106.9
2014-09-01	104.2
2014-10-01	103.2
2014-11-01	104.4
2014-12-01	107.4
2015-01-01	101.8
2015-02-01	106.0
2015-03-01	105.1
2015-04-01	102.6
2015-05-01	103.0
2015-06-01	103.5
2015-07-01	107.4
2015-08-01	107.8
2015-09-01	104.7
2015-10-01	104.8
2015-11-01	105.3
2015-12-01	108.5
2016-01-01	103.2
2016-02-01	105.4
2016-03-01	108.2
2016-04-01	102.0
2016-05-01	104.1
2016-06-01	105.1
2016-07-01	109.2
2016-08-01	109.3
2016-09-01	105.9
2016-10-01	105.3
2016-11-01	105.3
2016-12-01	110.4
2017-01-01	104.8
2017-02-01	107.4
2017-03-01	107.5
2017-04-01	105.4
2017-05-01	104.9
2017-06-01	107.7
2017-07-01	111.6
2017-08-01	111.1
2017-09-01	107.9
2017-10-01	106.4
2017-11-01	108.0
2017-12-01	112.9
2018-01-01	106.4
2018-02-01	108.7
2018-03-01	109.4
2018-04-01	106.0
2018-05-01	108.2
2018-06-01	108.9
2018-07-01	113.8
2018-08-01	112.9
2018-09-01	110.0