Quarter	Thousands of Persons, Seasonally Adjusted
1992-01-01	415.4496
1992-04-01	441.5261
1992-07-01	457.9514
1992-10-01	464.9219
1993-01-01	535.8023
1993-04-01	522.6748
1993-07-01	518.3553
1993-10-01	498.7918
1994-01-01	472.0922
1994-04-01	453.3102
1994-07-01	436.0368
1994-10-01	436.4436
1995-01-01	422.8841
1995-04-01	414.7314
1995-07-01	414.1202
1995-10-01	414.9722
1996-01-01	412.3479
1996-04-01	402.4787
1996-07-01	402.1534
1996-10-01	383.3196
1997-01-01	362.8397
1997-04-01	370.7801
1997-07-01	344.1155
1997-10-01	317.8123
1998-01-01	338.1342
1998-04-01	321.1561
1998-07-01	301.4128
1998-10-01	291.2048
1999-01-01	294.2434
1999-04-01	282.9723
1999-07-01	285.8111
1999-10-01	275.2612
2000-01-01	267.7445
2000-04-01	271.6253
2000-07-01	259.9938
2000-10-01	255.2465
2001-01-01	240.1866
2001-04-01	233.9780
2001-07-01	230.2029
2001-10-01	232.3965
2002-01-01	229.1098
2002-04-01	232.4559
2002-07-01	245.4128
2002-10-01	248.5110
2003-01-01	256.6699
2003-04-01	245.0907
2003-07-01	239.6459
2003-10-01	236.2999
2004-01-01	243.4536
2004-04-01	246.5082
2004-07-01	254.8652
2004-10-01	267.7575
2005-01-01	286.5854
2005-04-01	305.6875
2005-07-01	309.2204
2005-10-01	315.4694
2006-01-01	312.5001
2006-04-01	311.5255
2006-07-01	318.7293
2006-10-01	325.7650
2007-01-01	304.4007
2007-04-01	302.1504
2007-07-01	308.0378
2007-10-01	334.5272
2008-01-01	320.1134
2008-04-01	324.0720
2008-07-01	329.6644
2008-10-01	344.5248
2009-01-01	386.4685
2009-04-01	407.6665
2009-07-01	439.0058
2009-10-01	452.9523
2010-01-01	476.6447
2010-04-01	478.7964
2010-07-01	469.9178
2010-10-01	474.2058
2011-01-01	468.4174
2011-04-01	466.1521
2011-07-01	466.3893
2011-10-01	471.3417
2012-01-01	481.6015