Quarter	Percent, Seasonally Adjusted
1990-01-01	0.8
1990-04-01	0.8
1990-07-01	0.8
1990-10-01	0.8
1991-01-01	4.4
1991-04-01	4.4
1991-07-01	4.4
1991-10-01	4.4
1992-01-01	2.8
1992-04-01	2.8
1992-07-01	2.8
1992-10-01	2.8
1993-01-01	4.6
1993-04-01	4.4
1993-07-01	4.3
1993-10-01	4.3
1994-01-01	4.3
1994-04-01	4.3
1994-07-01	4.4
1994-10-01	4.4
1995-01-01	4.3
1995-04-01	4.1
1995-07-01	4.0
1995-10-01	3.8
1996-01-01	3.7
1996-04-01	3.9
1996-07-01	4.0
1996-10-01	4.1
1997-01-01	4.3
1997-04-01	4.6
1997-07-01	5.0
1997-10-01	5.5
1998-01-01	5.5
1998-04-01	6.0
1998-07-01	6.6
1998-10-01	7.3
1999-01-01	8.0
1999-04-01	8.6
1999-07-01	8.9
1999-10-01	9.0
2000-01-01	9.1
2000-04-01	8.8
2000-07-01	8.4
2000-10-01	8.3
2001-01-01	8.1
2001-04-01	8.1
2001-07-01	8.1
2001-10-01	7.8
2002-01-01	7.4
2002-04-01	7.2
2002-07-01	7.2
2002-10-01	7.4
2003-01-01	7.3
2003-04-01	7.7
2003-07-01	8.0
2003-10-01	8.2
2004-01-01	8.4
2004-04-01	8.4
2004-07-01	8.2
2004-10-01	8.3
2005-01-01	8.1
2005-04-01	8.0
2005-07-01	7.8
2005-10-01	7.9
2006-01-01	7.7
2006-04-01	7.2
2006-07-01	7.1
2006-10-01	6.6
2007-01-01	5.7
2007-04-01	5.5
2007-07-01	5.1
2007-10-01	5.0
2008-01-01	4.4
2008-04-01	4.3
2008-07-01	4.3
2008-10-01	4.5
2009-01-01	5.5
2009-04-01	6.4
2009-07-01	7.3
2009-10-01	7.4
2010-01-01	7.8
2010-04-01	7.2
2010-07-01	7.1
2010-10-01	7.0
2011-01-01	6.9
2011-04-01	6.9
2011-07-01	6.6
2011-10-01	6.6
2012-01-01	6.7