Month	Percent, Seasonally Adjusted
1978-01-01	5.3
1978-02-01	5.3
1978-03-01	5.5
1978-04-01	5.6
1978-05-01	5.8
1978-06-01	6.0
1978-07-01	6.1
1978-08-01	6.3
1978-09-01	6.4
1978-10-01	6.5
1978-11-01	6.7
1978-12-01	6.8
1979-01-01	6.9
1979-02-01	7.0
1979-03-01	7.1
1979-04-01	7.3
1979-05-01	7.4
1979-06-01	7.6
1979-07-01	7.7
1979-08-01	7.9
1979-09-01	8.1
1979-10-01	8.3
1979-11-01	8.5
1979-12-01	8.8
1980-01-01	7.9
1980-02-01	8.1
1980-03-01	8.3
1980-04-01	8.5
1980-05-01	8.7
1980-06-01	8.9
1980-07-01	9.1
1980-08-01	9.2
1980-09-01	9.4
1980-10-01	9.6
1980-11-01	9.8
1980-12-01	9.9
1981-01-01	10.0
1981-02-01	10.2
1981-03-01	10.4
1981-04-01	10.6
1981-05-01	10.8
1981-06-01	11.0
1981-07-01	11.1
1981-08-01	11.3
1981-09-01	11.5
1981-10-01	11.7
1981-11-01	11.8
1981-12-01	12.0
1982-01-01	12.1
1982-02-01	12.3
1982-03-01	12.4
1982-04-01	12.5
1982-05-01	12.7
1982-06-01	12.9
1982-07-01	13.0
1982-08-01	13.2
1982-09-01	13.4
1982-10-01	13.6
1982-11-01	13.9
1982-12-01	14.3
1983-01-01	14.0
1983-02-01	14.0
1983-03-01	13.8
1983-04-01	14.0
1983-05-01	14.1
1983-06-01	14.2
1983-07-01	14.4
1983-08-01	14.5
1983-09-01	14.6
1983-10-01	14.7
1983-11-01	14.8
1983-12-01	15.1
1984-01-01	15.7
1984-02-01	15.9
1984-03-01	16.0
1984-04-01	16.3
1984-05-01	16.4
1984-06-01	16.5
1984-07-01	16.6
1984-08-01	16.8
1984-09-01	17.1
1984-10-01	17.5
1984-11-01	17.6
1984-12-01	17.7
1985-01-01	17.5
1985-02-01	17.5
1985-03-01	17.6
1985-04-01	17.8
1985-05-01	17.9
1985-06-01	18.0
1985-07-01	18.0
1985-08-01	17.9
1985-09-01	17.9
1985-10-01	17.9
1985-11-01	18.0
1985-12-01	17.9
1986-01-01	19.6
1986-02-01	19.5
1986-03-01	19.5
1986-04-01	19.4
1986-05-01	19.3
1986-06-01	19.1
1986-07-01	19.1
1986-08-01	19.1
1986-09-01	19.1
1986-10-01	19.0
1986-11-01	19.1
1986-12-01	19.0
1987-01-01	19.0
1987-02-01	18.9
1987-03-01	18.8
1987-04-01	18.5
1987-05-01	18.5
1987-06-01	18.5
1987-07-01	18.4
1987-08-01	18.4
1987-09-01	18.4
1987-10-01	18.2
1987-11-01	18.1
1987-12-01	18.1
1988-01-01	18.1
1988-02-01	18.0
1988-03-01	17.9
1988-04-01	17.9
1988-05-01	17.9
1988-06-01	17.9
1988-07-01	17.7
1988-08-01	17.5
1988-09-01	17.2
1988-10-01	16.8
1988-11-01	16.6
1988-12-01	16.5
1989-01-01	16.4
1989-02-01	16.3
1989-03-01	16.1
1989-04-01	15.8
1989-05-01	15.6
1989-06-01	15.4
1989-07-01	15.1
1989-08-01	15.0
1989-09-01	14.9
1989-10-01	15.0
1989-11-01	15.1
1989-12-01	15.1
1990-01-01	14.8
1990-02-01	14.7
1990-03-01	14.6
1990-04-01	14.6
1990-05-01	14.6
1990-06-01	14.4
1990-07-01	14.3
1990-08-01	14.3
1990-09-01	14.2
1990-10-01	14.2
1990-11-01	14.2
1990-12-01	14.2
1991-01-01	14.1
1991-02-01	14.1
1991-03-01	14.1
1991-04-01	14.1
1991-05-01	14.2
1991-06-01	14.3
1991-07-01	14.6
1991-08-01	14.7
1991-09-01	14.8
1991-10-01	14.9
1991-11-01	14.9
1991-12-01	14.9
1992-01-01	15.0
1992-02-01	15.1
1992-03-01	15.3
1992-04-01	15.7
1992-05-01	15.8
1992-06-01	16.0
1992-07-01	16.2
1992-08-01	16.4
1992-09-01	16.8
1992-10-01	17.3
1992-11-01	17.7
1992-12-01	18.1
1993-01-01	18.6
1993-02-01	18.9
1993-03-01	19.3
1993-04-01	19.5
1993-05-01	19.7
1993-06-01	20.1
1993-07-01	20.5
1993-08-01	20.6
1993-09-01	20.7
1993-10-01	21.0
1993-11-01	21.1
1993-12-01	21.2
1994-01-01	21.5
1994-02-01	21.5
1994-03-01	21.4
1994-04-01	21.5
1994-05-01	21.5
1994-06-01	21.5
1994-07-01	21.3
1994-08-01	21.3
1994-09-01	21.3
1994-10-01	21.1
1994-11-01	21.1
1994-12-01	21.0
1995-01-01	20.7
1995-02-01	20.5
1995-03-01	20.2
1995-04-01	19.9
1995-05-01	19.8
1995-06-01	19.9
1995-07-01	20.0
1995-08-01	20.1
1995-09-01	20.2
1995-10-01	20.0
1995-11-01	19.9
1995-12-01	19.7
1996-01-01	19.8
1996-02-01	19.7
1996-03-01	19.6
1996-04-01	19.4
1996-05-01	19.2
1996-06-01	19.1
1996-07-01	19.1
1996-08-01	18.9
1996-09-01	18.8
1996-10-01	18.7
1996-11-01	18.5
1996-12-01	18.4
1997-01-01	18.3
1997-02-01	18.3
1997-03-01	18.2
1997-04-01	18.2
1997-05-01	18.1
1997-06-01	18
1997-07-01	17.8
1997-08-01	17.6
1997-09-01	17.5
1997-10-01	17.3
1997-11-01	17.1
1997-12-01	16.9
1998-01-01	16.7
1998-02-01	16.5
1998-03-01	16.4
1998-04-01	16.3
1998-05-01	16.2
1998-06-01	16.1
1998-07-01	15.9
1998-08-01	15.7
1998-09-01	15.6
1998-10-01	15.4
1998-11-01	15.1
1998-12-01	14.9
1999-01-01	14.5
1999-02-01	14.1
1999-03-01	13.8
1999-04-01	13.5
1999-05-01	13.3
1999-06-01	13.2
1999-07-01	13.0
1999-08-01	13
1999-09-01	12.9
1999-10-01	12.7
1999-11-01	12.7
1999-12-01	12.5
2000-01-01	12.4
2000-02-01	12.2
2000-03-01	12.0
2000-04-01	11.9
2000-05-01	11.8
2000-06-01	11.7
2000-07-01	11.6
2000-08-01	11.5
2000-09-01	11.4
2000-10-01	11.3
2000-11-01	11.2
2000-12-01	11.0
2001-01-01	10.6
2001-02-01	10.7
2001-03-01	10.6
2001-04-01	10.5
2001-05-01	10.6
2001-06-01	10.5
2001-07-01	10.4
2001-08-01	10.4
2001-09-01	10.3
2001-10-01	10.4
2001-11-01	10.5
2001-12-01	10.7
2002-01-01	10.9
2002-02-01	11.4
2002-03-01	11.2
2002-04-01	11.3
2002-05-01	11.3
2002-06-01	11.4
2002-07-01	11.6
2002-08-01	11.6
2002-09-01	11.6
2002-10-01	11.5
2002-11-01	11.5
2002-12-01	11.5
2003-01-01	11.6
2003-02-01	11.6
2003-03-01	11.6
2003-04-01	11.4
2003-05-01	11.3
2003-06-01	11.4
2003-07-01	11.5
2003-08-01	11.4
2003-09-01	11.4
2003-10-01	11.3
2003-11-01	11.2
2003-12-01	11.3
2004-01-01	11.2
2004-02-01	11.1
2004-03-01	11.0
2004-04-01	11.2
2004-05-01	11.1
2004-06-01	11.1
2004-07-01	11.0
2004-08-01	11
2004-09-01	10.9
2004-10-01	10.7
2004-11-01	10.5
2004-12-01	10.3
2005-01-01	10.0
2005-02-01	9.8
2005-03-01	9.7
2005-04-01	9.7
2005-05-01	9.4
2005-06-01	9.2
2005-07-01	8.9
2005-08-01	8.7
2005-09-01	8.6
2005-10-01	8.7
2005-11-01	8.7
2005-12-01	8.7
2006-01-01	8.7
2006-02-01	8.7
2006-03-01	8.7
2006-04-01	8.6
2006-05-01	8.6
2006-06-01	8.5
2006-07-01	8.5
2006-08-01	8.5
2006-09-01	8.4
2006-10-01	8.4
2006-11-01	8.3
2006-12-01	8.3
2007-01-01	8.2
2007-02-01	8.1
2007-03-01	8.0
2007-04-01	8.0
2007-05-01	7.9
2007-06-01	8.1
2007-07-01	8.3
2007-08-01	8.5
2007-09-01	8.5
2007-10-01	8.5
2007-11-01	8.6
2007-12-01	8.8
2008-01-01	9.0
2008-02-01	9.2
2008-03-01	9.3
2008-04-01	9.9
2008-05-01	10.5
2008-06-01	11.0
2008-07-01	11.4
2008-08-01	11.8
2008-09-01	12.3
2008-10-01	13.2
2008-11-01	14.0
2008-12-01	14.9
2009-01-01	15.9
2009-02-01	16.8
2009-03-01	17.4
2009-04-01	17.7
2009-05-01	17.9
2009-06-01	18.0
2009-07-01	18.3
2009-08-01	18.5
2009-09-01	18.8
2009-10-01	18.9
2009-11-01	19.0
2009-12-01	19.2
2010-01-01	19.2
2010-02-01	19.4
2010-03-01	19.6
2010-04-01	19.9
2010-05-01	20.1
2010-06-01	20.2
2010-07-01	20.2
2010-08-01	20.3
2010-09-01	20.4
2010-10-01	20.5
2010-11-01	20.5
2010-12-01	20.5
2011-01-01	20.6
2011-02-01	20.7
2011-03-01	20.8
2011-04-01	20.7
2011-05-01	20.9
2011-06-01	21.2
2011-07-01	21.7
2011-08-01	22.0
2011-09-01	22.4
2011-10-01	22.8
2011-11-01	23
2011-12-01	23.2
2012-01-01	23.5
2012-02-01	23.8
2012-03-01	24.1
2012-04-01	24.3