Quarter	Thousands of Persons, Seasonally Adjusted
1983-04-01	113.7779
1983-07-01	142.5967
1983-10-01	131.7408
1984-01-01	147.6741
1984-04-01	146.7421
1984-07-01	162.0167
1984-10-01	166.9170
1985-01-01	161.6039
1985-04-01	161.3414
1985-07-01	166.5873
1985-10-01	172.3385
1986-01-01	173.0928
1986-04-01	181.8878
1986-07-01	162.9942
1986-10-01	163.6936
1987-01-01	155.1557
1987-04-01	145.3922
1987-07-01	132.7585
1987-10-01	122.2327
1988-01-01	113.3285
1988-04-01	116.4385
1988-07-01	94.1131
1988-10-01	97.6281
1989-01-01	93.6658
1989-04-01	89.4033
1989-07-01	88.2761
1989-10-01	87.4934
1990-01-01	90.5838
1990-04-01	80.1444
1990-07-01	90.8899
1990-10-01	79.0606
1991-01-01	75.2238
1991-04-01	65.0150
1991-07-01	78.0372
1991-10-01	80.4236
1992-01-01	81.1860
1992-04-01	85.4540
1992-07-01	88.9381
1992-10-01	94.6589
1993-01-01	103.6572
1993-04-01	114.5056
1993-07-01	117.5949
1993-10-01	129.8540
1994-01-01	138.3638
1994-04-01	149.7083
1994-07-01	158.0737
1994-10-01	158.4239
1995-01-01	158.0462
1995-04-01	164.6480
1995-07-01	159.6955
1995-10-01	158.5793
1996-01-01	165.3210
1996-04-01	163.5656
1996-07-01	160.0584
1996-10-01	159.6360
1997-01-01	162.9507
1997-04-01	155.6942
1997-07-01	156.5949
1997-10-01	159.2730
1998-01-01	125.0886
1998-04-01	107.8420
1998-07-01	102.7849
1998-10-01	105.6978
1999-01-01	106.3523
1999-04-01	120.9783
1999-07-01	106.7283
1999-10-01	102.1789
2000-01-01	99.3347
2000-04-01	87.2899
2000-07-01	88.0273
2000-10-01	82.0755
2001-01-01	85.5364
2001-04-01	87.5051
2001-07-01	95.9717
2001-10-01	97.0443
2002-01-01	104.1769
2002-04-01	117.2438
2002-07-01	121.8866
2002-10-01	141.7472
2003-01-01	157.8297
2003-04-01	157.1152
2003-07-01	163.7134
2003-10-01	164.0480
2004-01-01	158.4369
2004-04-01	171.1403
2004-07-01	178.0839
2004-10-01	183.3986
2005-01-01	190.5080
2005-04-01	196.4023
2005-07-01	201.0986
2005-10-01	205.0082
2006-01-01	191.4809
2006-04-01	195.3917
2006-07-01	186.4450
2006-10-01	206.5300
2007-01-01	207.2797
2007-04-01	196.1677
2007-07-01	199.5400
2007-10-01	185.4001
2008-01-01	188.0460
2008-04-01	189.6889
2008-07-01	196.1280
2008-10-01	204.9553
2009-01-01	233.2660
2009-04-01	258.6843
2009-07-01	272.0126
2009-10-01	283.7454
2010-01-01	279.1403
2010-04-01	284.2836
2010-07-01	287.1677
2010-10-01	299.4266
2011-01-01	341.1203
2011-04-01	349.7932
2011-07-01	364.0040
2011-10-01	410.5575
2012-01-01	411.3619