Quarter	Percent, Seasonally Adjusted
1988-04-01	7.61426943266667
1988-07-01	7.58075801333333
1988-10-01	7.45904841333333
1989-01-01	7.15604512233333
1989-04-01	7.02769960000000
1989-07-01	6.88198428500000
1989-10-01	6.40721214500000
1990-01-01	6.02025661666667
1990-04-01	6.05156938033333
1990-07-01	5.85100367000000
1990-10-01	5.68866972866667
1991-01-01	5.58051902866667
1991-04-01	5.53208003933333
1991-07-01	5.34112458533333
1991-10-01	5.12174864566667
1992-01-01	5.12464977033333
1992-04-01	5.34227649333333
1992-07-01	5.35476876200000
1992-10-01	5.58788262433333
1993-01-01	5.93311241466667
1993-04-01	6.33173040600000
1993-07-01	6.64831876933333
1993-10-01	7.11418486300000
1994-01-01	7.62346852600000
1994-04-01	7.45686396333333
1994-07-01	7.48006928400000
1994-10-01	7.43728274566667
1995-01-01	7.19091285166667
1995-04-01	7.06358055666667
1995-07-01	6.89641286733333
1995-10-01	6.87249548800000
1996-01-01	6.82344179733333
1996-04-01	6.57340169900000
1996-07-01	6.59222531300000
1996-10-01	6.40954982400000
1997-01-01	5.90138693866667
1997-04-01	5.71648064833333
1997-07-01	5.38276835833333
1997-10-01	4.93539290066667
1998-01-01	4.70452210800000
1998-04-01	4.16701278233333
1998-07-01	3.92026218766667
1998-10-01	3.71358644466667
1999-01-01	3.50243166466667
1999-04-01	3.22824767366667
1999-07-01	3.04846046666667
1999-10-01	2.75923702700000
2000-01-01	2.71492257033333
2000-04-01	2.62423211333333
2000-07-01	2.46514880000000
2000-10-01	2.57210365033333
2001-01-01	2.24559142100000
2001-04-01	2.06838200400000
2001-07-01	2.08849129100000
2001-10-01	2.09717402900000
2002-01-01	2.13236004600000
2002-04-01	2.39502437300000
2002-07-01	2.54450217000000
2002-10-01	2.80308696000000
2003-01-01	3.20717696400000
2003-04-01	3.54479320500000
2003-07-01	3.85382956700000
2003-10-01	4.18436439500000
2004-01-01	4.36931490500000
2004-04-01	4.44915136200000
2004-07-01	4.54791126800000
2004-10-01	4.53570397300000
2005-01-01	4.54812952900000
2005-04-01	4.47663985200000
2005-07-01	4.41283390200000
2005-10-01	4.24042102900000
2006-01-01	4.00015097000000
2006-04-01	3.80750675000000
2006-07-01	3.43140267800000
2006-10-01	3.12514248500000
2007-01-01	2.83853907300000
2007-04-01	2.54092523200000
2007-07-01	2.33531693900000
2007-10-01	2.18897050600000
2008-01-01	2.03337472600000
2008-04-01	1.91800584600000
2008-07-01	1.91488853500000
2008-10-01	1.94027261800000
2009-01-01	2.10465429500000
2009-04-01	2.43325227400000
2009-07-01	2.71744611000000
2009-10-01	2.93806657200000
2010-01-01	3.05471728100000
2010-04-01	3.03142198800000
2010-07-01	2.97201205000000