Quarter	Thousands of Persons, Seasonally Adjusted
1997-10-01	100.2407
1998-01-01	86.7426
1998-04-01	79.7857
1998-07-01	74.2961
1998-10-01	66.6100
1999-01-01	62.1344
1999-04-01	61.4872
1999-07-01	55.1537
1999-10-01	53.6685
2000-01-01	51.2138
2000-04-01	46.5582
2000-07-01	44.3927
2000-10-01	42.7103
2001-01-01	40.3067
2001-04-01	41.2316
2001-07-01	44.7048
2001-10-01	45.7193
2002-01-01	51.2267
2002-04-01	50.4571
2002-07-01	49.6366
2002-10-01	53.4135
2003-01-01	56.1922
2003-04-01	53.9765
2003-07-01	56.8147
2003-10-01	55.1177
2004-01-01	54.8332
2004-04-01	56.5789
2004-07-01	55.2123
2004-10-01	54.9619
2005-01-01	52.7427
2005-04-01	53.5006
2005-07-01	54.5630
2005-10-01	55.3285
2006-01-01	54.1655
2006-04-01	55.5919
2006-07-01	59.5513
2006-10-01	56.2659
2007-01-01	58.1269
2007-04-01	59.5282
2007-07-01	62.7721
2007-10-01	65.5472
2008-01-01	70.2070
2008-04-01	77.8082
2008-07-01	94.7764
2008-10-01	118.9679
2009-01-01	159.0984
2009-04-01	183.8478
2009-07-01	188.8669
2009-10-01	194.0998
2010-01-01	195.3937
2010-04-01	196.3837
2010-07-01	199.5333
2010-10-01	208.5281
2011-01-01	202.0554
2011-04-01	201.5714
2011-07-01	204.9577
2011-10-01	206.9356