Quarter	Thousands of Persons, Seasonally Adjusted
1970-01-01	33.8763
1970-04-01	32.6444
1970-07-01	27.4445
1970-10-01	31.6783
1971-01-01	48.4816
1971-04-01	56.1843
1971-07-01	57.8328
1971-10-01	65.5780
1972-01-01	59.1465
1972-04-01	57.2931
1972-07-01	59.8115
1972-10-01	59.2288
1973-01-01	55.9115
1973-04-01	54.9358
1973-07-01	51.8339
1973-10-01	45.2773
1974-01-01	43.4030
1974-04-01	41.1013
1974-07-01	38.9577
1974-10-01	31.9396
1975-01-01	29.1909
1975-04-01	35.2743
1975-07-01	31.0995
1975-10-01	31.7820
1976-01-01	30.0310
1976-04-01	29.5741
1976-07-01	25.8947
1976-10-01	29.1730
1977-01-01	30.2849
1977-04-01	32.0268
1977-07-01	37.5902
1977-10-01	40.8051
1978-01-01	46.9143
1978-04-01	50.2066
1978-07-01	53.7896
1978-10-01	43.3027
1979-01-01	45.6791
1979-04-01	47.4050
1979-07-01	43.5298
1979-10-01	37.8699
1980-01-01	38.5467
1980-04-01	40.1992
1980-07-01	36.4721
1980-10-01	43.8932
1981-01-01	49.4749
1981-04-01	50.1945
1981-07-01	54.1977
1981-10-01	66.5150
1982-01-01	64.2154
1982-04-01	67.0834
1982-07-01	78.2014
1982-10-01	68.4139
1983-01-01	75.9176
1983-04-01	79.0336
1983-07-01	82.7879
1983-10-01	77.0374
1984-01-01	71.8859
1984-04-01	69.1671
1984-07-01	69.7424
1984-10-01	64.9118
1985-01-01	68.3302
1985-04-01	67.4994
1985-07-01	63.1334
1985-10-01	60.0436
1986-01-01	64.8401
1986-04-01	60.7251
1986-07-01	58.5649
1986-10-01	58.1332
1987-01-01	53.5052
1987-04-01	48.8555
1987-07-01	47.4198
1987-10-01	44.4057
1988-01-01	42.8442
1988-04-01	43.0302
1988-07-01	40.9710
1988-10-01	33.5842
1989-01-01	33.8356
1989-04-01	34.7292
1989-07-01	32.9000
1989-10-01	34.5928
1990-01-01	34.8804
1990-04-01	33.6105
1990-07-01	40.9046
1990-10-01	49.6097
1991-01-01	58.2786
1991-04-01	70.0472
1991-07-01	82.5151
1991-10-01	102.9614
1992-01-01	120.3639
1992-04-01	146.4674
1992-07-01	152.4442
1992-10-01	162.5328
1993-01-01	188.8325
1993-04-01	228.2237
1993-07-01	229.7432
1993-10-01	228.9266
1994-01-01	209.5217
1994-04-01	199.1103
1994-07-01	203.9887
1994-10-01	194.4653
1995-01-01	195.1631
1995-04-01	192.2513
1995-07-01	185.4897
1995-10-01	187.9478
1996-01-01	184.0523
1996-04-01	189.3241
1996-07-01	193.7787
1996-10-01	201.8093
1997-01-01	204.6943
1997-04-01	198.2672
1997-07-01	183.0653
1997-10-01	168.2888
1998-01-01	159.9984
1998-04-01	160.0755
1998-07-01	155.8259
1998-10-01	142.4686
1999-01-01	134.4857
1999-04-01	133.8828
1999-07-01	131.7328
1999-10-01	134.2826
2000-01-01	128.1074
2000-04-01	115.6849
2000-07-01	110.8444
2000-10-01	101.3889
2001-01-01	99.2467
2001-04-01	98.7976
2001-07-01	98.8171
2001-10-01	100.3224
2002-01-01	99.4339
2002-04-01	92.8306
2002-07-01	103.6255
2002-10-01	106.3706
2003-01-01	111.8576
2003-04-01	115.3711
2003-07-01	124.7794
2003-10-01	143.9690
2004-01-01	144.9655
2004-04-01	134.8523
2004-07-01	138.4401
2004-10-01	131.0003
2005-01-01	136.5326
2005-04-01	199.5039
2005-07-01	185.8336
2005-10-01	185.3619
2006-01-01	178.0563
2006-04-01	176.1701
2006-07-01	161.3728
2006-10-01	163.3502
2007-01-01	157.6875
2007-04-01	144.1428
2007-07-01	141.1267
2007-10-01	128.8431
2008-01-01	143.6351
2008-04-01	149.8186
2008-07-01	147.4958
2008-10-01	164.9888
2009-01-01	194.4638
2009-04-01	220.9836
2009-07-01	236.9329
2009-10-01	241.0599
2010-01-01	232.7483
2010-04-01	224.6167
2010-07-01	221.4359
2010-10-01	209.3120
2011-01-01	200.7223
2011-04-01	197.9337
2011-07-01	198.4978
2011-10-01	200.9710
2012-01-01	204.9003