Month Index source base 1979-01-01 166.2 1979-02-01 166.2 1979-03-01 166.2 1979-04-01 166.2 1979-05-01 166.2 1979-06-01 166.2 1979-07-01 166.2 1979-08-01 166.2 1979-09-01 166.2 1979-10-01 166.2 1979-11-01 166.2 1979-12-01 166.2 1980-01-01 166.2 1980-02-01 166.2 1980-03-01 166.2 1980-04-01 166.2 1980-05-01 166.2 1980-06-01 166.2 1980-07-01 187.3 1980-08-01 187.3 1980-09-01 187.3 1980-10-01 187.3 1980-11-01 187.3 1980-12-01 187.3 1981-01-01 199.0 1981-02-01 199.0 1981-03-01 201.3 1981-04-01 201.3 1981-05-01 201.3 1981-06-01 201.3 1981-07-01 201.3 1981-08-01 201.3 1981-09-01 201.3 1981-10-01 201.3 1981-11-01 201.3 1981-12-01 201.3 1982-01-01 237.4 1982-02-01 237.4 1982-03-01 242.0 1982-04-01 242.0 1982-05-01 242.0 1982-06-01 242.0 1982-07-01 242.0 1982-08-01 242.0 1982-09-01 242.0 1982-10-01 242.0 1982-11-01 242.0 1982-12-01 242.0 1983-01-01 255.5 1983-02-01 255.5 1983-03-01 259.7 1983-04-01 259.7 1983-05-01 259.7 1983-06-01 259.7 1983-07-01 259.7 1983-08-01 259.7 1983-09-01 259.7 1983-10-01 259.7 1983-11-01 259.7 1983-12-01 259.7 1984-01-01 267.1 1984-02-01 267.1 1984-03-01 267.1 1984-04-01 267.1 1984-05-01 267.1 1984-06-01 267.1 1984-07-01 267.1 1984-08-01 267.1 1984-09-01 267.1 1984-10-01 267.1 1984-11-01 267.1 1984-12-01 267.1 1985-01-01 263.5 1985-02-01 263.5 1985-03-01 263.5 1985-04-01 263.5 1985-05-01 263.5 1985-06-01 263.5 1985-07-01 263.5 1985-08-01 263.5 1985-09-01 263.5 1985-10-01 263.5 1985-11-01 263.5 1985-12-01 263.5 1986-01-01 263.5 1986-02-01 263.5 1986-03-01 263.8 1986-04-01 263.8 1986-05-01 263.8 1986-06-01 263.8 1986-07-01 263.8 1986-08-01 263.8 1986-09-01 263.8 1986-10-01 263.8 1986-11-01 263.8 1986-12-01 263.8 1987-01-01 268.3 1987-02-01 268.3 1987-03-01 271.0 1987-04-01 271.0 1987-05-01 271.0 1987-06-01 271.0 1987-07-01 271.0 1987-08-01 271.0 1987-09-01 271.0 1987-10-01 271.0 1987-11-01 271.0 1987-12-01 271.0 1988-01-01 271.7 1988-02-01 271.7 1988-03-01 272.8 1988-04-01 272.8 1988-05-01 272.8 1988-06-01 272.8 1988-07-01 272.8 1988-08-01 272.8 1988-09-01 272.8 1988-10-01 272.8 1988-11-01 272.8 1988-12-01 272.8 1989-01-01 279.7 1989-02-01 279.7 1989-03-01 280.9 1989-04-01 280.9 1989-05-01 280.9 1989-06-01 280.9 1989-07-01 280.9 1989-08-01 280.9 1989-09-01 280.9 1989-10-01 280.9 1989-11-01 280.9 1989-12-01 280.9 1990-01-01 267.1 1990-02-01 267.1 1990-03-01 268.0 1990-04-01 268.0 1990-05-01 268.0 1990-06-01 268.0 1990-07-01 252.6 1990-08-01 252.6 1990-09-01 252.6 1990-10-01 252.6 1990-11-01 252.6 1990-12-01 252.6 1991-01-01 215.5 1991-02-01 215.5 1991-03-01 215.6 1991-04-01 215.6 1991-05-01 215.6 1991-06-01 215.6 1991-07-01 215.6 1991-08-01 215.6 1991-09-01 215.6 1991-10-01 215.6 1991-11-01 215.6 1991-12-01 215.6 1992-01-01 204.5 1992-02-01 204.5 1992-03-01 204.8 1992-04-01 204.8 1992-05-01 204.8 1992-06-01 204.8 1992-07-01 204.8 1992-08-01 204.8 1992-09-01 204.8 1992-10-01 204.8 1992-11-01 204.8 1992-12-01 204.8 1993-01-01 192.7 1993-02-01 192.7 1993-03-01 193.4 1993-04-01 193.4 1993-05-01 193.4 1993-06-01 193.4 1993-07-01 182.1 1993-08-01 182.1 1993-09-01 182.1 1993-10-01 182.1 1993-11-01 182.1 1993-12-01 182.1 1994-01-01 173.2 1994-02-01 173.2 1994-03-01 173.4 1994-04-01 173.4 1994-05-01 173.4 1994-06-01 173.4 1994-07-01 173.4 1994-08-01 173.4 1994-09-01 173.4 1994-10-01 173.4 1994-11-01 173.4 1994-12-01 173.4 1995-01-01 163.0 1995-02-01 163.0 1995-03-01 163.0 1995-04-01 163.0 1995-05-01 163.0 1995-06-01 163.0 1995-07-01 163.0 1995-08-01 163.0 1995-09-01 163.0 1995-10-01 163.0 1995-11-01 163.0 1995-12-01 162.8 1996-01-01 159.5 1996-02-01 159.5 1996-03-01 159.5 1996-04-01 159.5 1996-05-01 159.5 1996-06-01 159.5 1996-07-01 158.8 1996-08-01 160.6 1996-09-01 163.7 1996-10-01 163.7 1996-11-01 163.5 1996-12-01 163.5 1997-01-01 157.0 1997-02-01 157.0 1997-03-01 157.0 1997-04-01 157.0 1997-05-01 157.0 1997-06-01 157.0 1997-07-01 156.9 1997-08-01 158.1 1997-09-01 158.4 1997-10-01 157.5 1997-11-01 157.0 1997-12-01 156.0 1998-01-01 158.3 1998-02-01 157.7 1998-03-01 150.6 1998-04-01 150.3 1998-05-01 151.8 1998-06-01 151.7 1998-07-01 151.0 1998-08-01 150.9 1998-09-01 152.4 1998-10-01 152.3 1998-11-01 149.6 1998-12-01 149.7 1999-01-01 150.2 1999-02-01 149.7 1999-03-01 149.7 1999-04-01 142.3 1999-05-01 142.1 1999-06-01 142.0 1999-07-01 138.0 1999-08-01 137.9 1999-09-01 138.0 1999-10-01 137.9 1999-11-01 137.8 1999-12-01 137.7 2000-01-01 137.6 2000-02-01 137.4 2000-03-01 137.5 2000-04-01 137.1 2000-05-01 136.8 2000-06-01 136.6 2000-07-01 136.6 2000-08-01 136.8 2000-09-01 136.7 2000-10-01 136.7 2000-11-01 136.8 2000-12-01 136.6 2001-01-01 131.8 2001-02-01 131.9 2001-03-01 132.2 2001-04-01 132.5 2001-05-01 132.5 2001-06-01 131.7 2001-07-01 132.9 2001-08-01 133.1 2001-09-01 132.8 2001-10-01 132.5 2001-11-01 132.9 2001-12-01 132.5 2002-01-01 132.9 2002-02-01 133.3 2002-03-01 133.2 2002-04-01 133.2 2002-05-01 136.8 2002-06-01 136.3 2002-07-01 136.8 2002-08-01 136.1 2002-09-01 135.9 2002-10-01 136.4 2002-11-01 135.4 2002-12-01 135.4 2003-01-01 134.2 2003-02-01 133.7 2003-03-01 133.5 2003-04-01 132.5 2003-05-01 132.3 2003-06-01 131.8 2003-07-01 130.0 2003-08-01 130.8 2003-09-01 129.6 2003-10-01 130.2 2003-11-01 128.4 2003-12-01 127.8 2004-01-01 127.9 2004-02-01 127.8 2004-03-01 127.0 2004-04-01 126.7 2004-05-01 126.3 2004-06-01 124.8 2004-07-01 124.3 2004-08-01 124.3 2004-09-01 123.2 2004-10-01 127.3 2004-11-01 127.9 2004-12-01 124.9 2005-01-01 122.6 2005-02-01 123.4 2005-03-01 122.8 2005-04-01 123.0 2005-05-01 127.4 2005-06-01 125.9 2005-07-01 125.2 2005-08-01 124.8 2005-09-01 125.8 2005-10-01 127.4 2005-11-01 127.6 2005-12-01 125.4 2006-01-01 127.3 2006-02-01 129.7 2006-03-01 129.0 2006-04-01 130.7 2006-05-01 128.9 2006-06-01 130.2 2006-07-01 127.4 2006-08-01 121.4 2006-09-01 122.4 2006-10-01 122.5 2006-11-01 123.4 2006-12-01 127.7 2007-01-01 125.2 2007-02-01 126.9 2007-03-01 131.2 2007-04-01 128.4 2007-05-01 124.8 2007-06-01 123.6 2007-07-01 124.9 2007-08-01 123.5 2007-09-01 123.4 2007-10-01 122.6 2007-11-01 118.4 2007-12-01 117.9 2008-01-01 116.7 2008-02-01 116.5 2008-03-01 117.3 2008-04-01 116.9 2008-05-01 118.7 2008-06-01 117.5 2008-07-01 123.1 2008-08-01 123.2 2008-09-01 122.9 2008-10-01 122.5 2008-11-01 111.2 2008-12-01 111.6 2009-01-01 112.2 2009-02-01 114.3 2009-03-01 113.9 2009-04-01 114.1 2009-05-01 114.2 2009-06-01 111.5 2009-07-01 111.5 2009-08-01 111.5 2009-09-01 112.2 2009-10-01 112.1 2009-11-01 112.0 2009-12-01 112.0 2010-01-01 111.9 2010-02-01 111.8 2010-03-01 111.3 2010-04-01 110.8 2010-05-01 110.7 2010-06-01 110.6 2010-07-01 110.4 2010-08-01 110.1 2010-09-01 109.9 2010-10-01 108.2 2010-11-01 108.1 2010-12-01 108.0 2011-01-01 108.2 2011-02-01 108.1 2011-03-01 107.9 2011-04-01 108.0 2011-05-01 108.1 2011-06-01 108.1 2011-07-01 108.8 2011-08-01 108.7 2011-09-01 108.9 2011-10-01 107.8 2011-11-01 107.7 2011-12-01 107.8 2012-01-01 107.7 2012-02-01 102.0 2012-03-01 101.8 2012-04-01 102.2 2012-05-01 101.9 2012-06-01 101.6 2012-07-01 101.5 2012-08-01 100.3 2012-09-01 100.2 2012-10-01 100.6 2012-11-01 100.7 2012-12-01 101.0 2013-01-01 100.7 2013-02-01 100.6 2013-03-01 100.6 2013-04-01 100.6 2013-05-01 101.0 2013-06-01 98.6 2013-07-01 98.7 2013-08-01 100.1 2013-09-01 99.9 2013-10-01 99.0 2013-11-01 99.0 2013-12-01 98.2 2014-01-01 98.2 2014-02-01 98.0 2014-03-01 97.8 2014-04-01 98.0 2014-05-01 98.0 2014-06-01 99.8 2014-07-01 99.7 2014-08-01 99.6 2014-09-01 99.6 2014-10-01 99.7 2014-11-01 99.8 2014-12-01 98.3 2015-01-01 98.5 2015-02-01 97.0 2015-03-01 98.1 2015-04-01 98.9 2015-05-01 99.6 2015-06-01 99.4 2015-07-01 99.4 2015-08-01 99.9 2015-09-01 101.1 2015-10-01 102.8 2015-11-01 102.9 2015-12-01 102.4 2016-01-01 102.5 2016-02-01 103.1 2016-03-01 103.2 2016-04-01 103.2 2016-05-01 103.5 2016-06-01 104.7 2016-07-01 104.7 2016-08-01 104.5 2016-09-01 104.5 2016-10-01 105.0 2016-11-01 105.4 2016-12-01 105.3 2017-01-01 105.3 2017-02-01 105.4 2017-03-01 105.2 2017-04-01 104.1 2017-05-01 103.7 2017-06-01 104.9 2017-07-01 104.9 2017-08-01 105.8 2017-09-01 105.6 2017-10-01 105.8 2017-11-01 105.8 2017-12-01 105.8 2018-01-01 105.7 2018-02-01 105.7 2018-03-01 105.7 2018-04-01 106.2 2018-05-01 106.1 2018-06-01 106.5 2018-07-01 106.6 2018-08-01 106.7 2018-09-01 106.7 2018-10-01 106.8