Quarter	Percent, Seasonally Adjusted
1955-01-01	2.5
1955-04-01	2.5
1955-07-01	2.6
1955-10-01	2.5
1956-01-01	2.6
1956-04-01	2.3
1956-07-01	2.1
1956-10-01	2.2
1957-01-01	2.0
1957-04-01	1.9
1957-07-01	1.9
1957-10-01	1.9
1958-01-01	1.9
1958-04-01	2.1
1958-07-01	2.1
1958-10-01	2.1
1959-01-01	2.4
1959-04-01	2.2
1959-07-01	2.2
1959-10-01	2.0
1960-01-01	1.7
1960-04-01	1.6
1960-07-01	1.6
1960-10-01	1.5
1961-01-01	1.4
1961-04-01	1.5
1961-07-01	1.4
1961-10-01	1.4
1962-01-01	1.3
1962-04-01	1.3
1962-07-01	1.2
1962-10-01	1.3
1963-01-01	1.4
1963-04-01	1.2
1963-07-01	1.2
1963-10-01	1.2
1964-01-01	1.2
1964-04-01	1.1
1964-07-01	1.2
1964-10-01	1.1
1965-01-01	1.1
1965-04-01	1.3
1965-07-01	1.3
1965-10-01	1.3
1966-01-01	1.3
1966-04-01	1.3
1966-07-01	1.3
1966-10-01	1.3
1967-01-01	1.3
1967-04-01	1.2
1967-07-01	1.2
1967-10-01	1.3
1968-01-01	1.2
1968-04-01	1.2
1968-07-01	1.2
1968-10-01	1.1
1969-01-01	1.1
1969-04-01	1.2
1969-07-01	1.1
1969-10-01	1.1
1970-01-01	1.1
1970-04-01	1.1
1970-07-01	1.2
1970-10-01	1.3
1971-01-01	1.2
1971-04-01	1.2
1971-07-01	1.2
1971-10-01	1.3
1972-01-01	1.4
1972-04-01	1.4
1972-07-01	1.4
1972-10-01	1.4
1973-01-01	1.3
1973-04-01	1.4
1973-07-01	1.3
1973-10-01	1.1
1974-01-01	1.3
1974-04-01	1.3
1974-07-01	1.4
1974-10-01	1.6
1975-01-01	1.7
1975-04-01	1.8
1975-07-01	1.9
1975-10-01	2.1
1976-01-01	2.0
1976-04-01	2.0
1976-07-01	2.0
1976-10-01	1.9
1977-01-01	2.0
1977-04-01	2.0
1977-07-01	2.0
1977-10-01	2.0
1978-01-01	2.2
1978-04-01	2.2
1978-07-01	2.3
1978-10-01	2.2
1979-01-01	2.1
1979-04-01	2.1
1979-07-01	2.1
1979-10-01	2.1
1980-01-01	1.9
1980-04-01	2.0
1980-07-01	2.0
1980-10-01	2.2
1981-01-01	2.2
1981-04-01	2.3
1981-07-01	2.2
1981-10-01	2.2
1982-01-01	2.2
1982-04-01	2.4
1982-07-01	2.4
1982-10-01	2.5
1983-01-01	2.6
1983-04-01	2.6
1983-07-01	2.7
1983-10-01	2.6
1984-01-01	2.7
1984-04-01	2.7
1984-07-01	2.7
1984-10-01	2.7
1985-01-01	2.6
1985-04-01	2.5
1985-07-01	2.6
1985-10-01	2.8
1986-01-01	2.7
1986-04-01	2.8
1986-07-01	2.9
1986-10-01	2.8
1987-01-01	2.9
1987-04-01	3.0
1987-07-01	2.7
1987-10-01	2.7
1988-01-01	2.7
1988-04-01	2.5
1988-07-01	2.5
1988-10-01	2.4
1989-01-01	2.3
1989-04-01	2.3
1989-07-01	2.2
1989-10-01	2.2
1990-01-01	2.1
1990-04-01	2.1
1990-07-01	2.1
1990-10-01	2.1
1991-01-01	2.1
1991-04-01	2.1
1991-07-01	2.1
1991-10-01	2.1
1992-01-01	2.1
1992-04-01	2.1
1992-07-01	2.2
1992-10-01	2.3
1993-01-01	2.3
1993-04-01	2.4
1993-07-01	2.5
1993-10-01	2.7
1994-01-01	2.9
1994-04-01	2.8
1994-07-01	3.0
1994-10-01	2.9
1995-01-01	3.0
1995-04-01	3.1
1995-07-01	3.2
1995-10-01	3.3
1996-01-01	3.4
1996-04-01	3.4
1996-07-01	3.3
1996-10-01	3.3
1997-01-01	3.3
1997-04-01	3.3
1997-07-01	3.4
1997-10-01	3.5
1998-01-01	3.7
1998-04-01	4.1
1998-07-01	4.3
1998-10-01	4.4
1999-01-01	4.6
1999-04-01	4.7
1999-07-01	4.7
1999-10-01	4.6
2000-01-01	4.8
2000-04-01	4.7
2000-07-01	4.7
2000-10-01	4.7
2001-01-01	4.8
2001-04-01	4.9
2001-07-01	5.1
2001-10-01	5.4
2002-01-01	5.3
2002-04-01	5.4
2002-07-01	5.4
2002-10-01	5.3
2003-01-01	5.4
2003-04-01	5.4
2003-07-01	5.2
2003-10-01	5.0
2004-01-01	4.9
2004-04-01	4.7
2004-07-01	4.8
2004-10-01	4.5
2005-01-01	4.5
2005-04-01	4.4
2005-07-01	4.3
2005-10-01	4.4
2006-01-01	4.2
2006-04-01	4.1
2006-07-01	4.1
2006-10-01	4.0
2007-01-01	4.0
2007-04-01	3.8
2007-07-01	3.7
2007-10-01	3.9
2008-01-01	3.9
2008-04-01	4.0
2008-07-01	4.0
2008-10-01	4.1
2009-01-01	4.6
2009-04-01	5.1
2009-07-01	5.4
2009-10-01	5.2
2010-01-01	5.1
2010-04-01	5.1
2010-07-01	5.0
2010-10-01	5.0
2011-01-01	4.8
2011-04-01	4.6
2011-07-01	4.4
2011-10-01	4.5
2012-01-01	4.6