Quarter	Thousands of Persons, Seasonally Adjusted
1964-01-01	69.5000
1964-04-01	70.6000
1964-07-01	61.1000
1964-10-01	58.3000
1965-01-01	56.5000
1965-04-01	58.4000
1965-07-01	61.5000
1965-10-01	71.0000
1966-01-01	72.7000
1966-04-01	69.0000
1966-07-01	90.3000
1966-10-01	85.7000
1967-01-01	91.0000
1967-04-01	98.4000
1967-07-01	97.7000
1967-10-01	92.9000
1968-01-01	94.3000
1968-04-01	97.6000
1968-07-01	95.5000
1968-10-01	88.1000
1969-01-01	94.9000
1969-04-01	92.5000
1969-07-01	91.8000
1969-10-01	104.1000
1970-01-01	88.3000
1970-04-01	91.6000
1970-07-01	91.9000
1970-10-01	90.8000
1971-01-01	97.3000
1971-04-01	106.1000
1971-07-01	107.7000
1971-10-01	121.8000
1972-01-01	139.0000
1972-04-01	135.0000
1972-07-01	168.6000
1972-10-01	160.9000
1973-01-01	151.8000
1973-04-01	135.3000
1973-07-01	125.3000
1973-10-01	126.9000
1974-01-01	128.9000
1974-04-01	129.4000
1974-07-01	165.1000
1974-10-01	247.1000
1975-01-01	296.5000
1975-04-01	294.2000
1975-07-01	287.6000
1975-10-01	334.8000
1976-01-01	303.6000
1976-04-01	281.4000
1976-07-01	302.0000
1976-10-01	304.6000
1977-01-01	329.7000
1977-04-01	359.7000
1977-07-01	372.2000
1977-10-01	375.9000
1978-01-01	419.1472
1978-04-01	404.1572
1978-07-01	405.5000
1978-10-01	407.2089
1979-01-01	410.6505
1979-04-01	411.5117
1979-07-01	406.1280
1979-10-01	407.8680
1980-01-01	401.4485
1980-04-01	417.8011
1980-07-01	414.1362
1980-10-01	403.8989
1981-01-01	391.7464
1981-04-01	374.9790
1981-07-01	400.4796
1981-10-01	408.4481
1982-01-01	429.4091
1982-04-01	453.8243
1982-07-01	493.1151
1982-10-01	613.7150
1983-01-01	672.1986
1983-04-01	714.5791
1983-07-01	722.8231
1983-10-01	684.3971
1984-01-01	664.6799
1984-04-01	653.1730
1984-07-01	627.6301
1984-10-01	620.0586
1985-01-01	619.0439
1985-04-01	614.2570
1985-07-01	595.6898
1985-10-01	582.8964
1986-01-01	595.7448
1986-04-01	592.1426
1986-07-01	629.7616
1986-10-01	639.6285
1987-01-01	640.3731
1987-04-01	633.5133
1987-07-01	623.6369
1987-10-01	619.5186
1988-01-01	597.5465
1988-04-01	604.8593
1988-07-01	554.1249
1988-10-01	544.2547
1989-01-01	535.3144
1989-04-01	506.9335
1989-07-01	499.1977
1989-10-01	487.4654
1990-01-01	520.5224
1990-04-01	547.6138
1990-07-01	610.3558
1990-10-01	667.4636
1991-01-01	738.7571
1991-04-01	814.9007
1991-07-01	840.2748
1991-10-01	869.3361
1992-01-01	892.7179
1992-04-01	922.9500
1992-07-01	937.4504
1992-10-01	951.3856
1993-01-01	938.5336
1993-04-01	935.7268
1993-07-01	940.3993
1993-10-01	942.7953
1994-01-01	907.1350
1994-04-01	873.6404
1994-07-01	835.9309
1994-10-01	801.0374
1995-01-01	786.3126
1995-04-01	752.6952
1995-07-01	752.2718
1995-10-01	766.0282
1996-01-01	767.6372
1996-04-01	771.2720
1996-07-01	787.3270
1996-10-01	793.1343
1997-01-01	798.9818
1997-04-01	788.2553
1997-07-01	778.2629
1997-10-01	743.9756
1998-01-01	731.3659
1998-04-01	718.4522
1998-07-01	730.8485
1998-10-01	702.9099
1999-01-01	675.3223
1999-04-01	651.0991
1999-07-01	647.8473
1999-10-01	631.2519
2000-01-01	616.8181
2000-04-01	607.9406
2000-07-01	583.1813
2000-10-01	596.8169
2001-01-01	622.9556
2001-04-01	667.7634
2001-07-01	672.1590
2001-10-01	681.9084
2002-01-01	653.3121
2002-04-01	628.4733
2002-07-01	622.6639
2002-10-01	614.4074
2003-01-01	613.7149
2003-04-01	609.8936
2003-07-01	595.5604
2003-10-01	578.7899
2004-01-01	561.0008
2004-04-01	552.8326
2004-07-01	560.3168
2004-10-01	529.7945
2005-01-01	533.0509
2005-04-01	533.1826
2005-07-01	524.7778
2005-10-01	533.7597
2006-01-01	536.2052
2006-04-01	520.9293
2006-07-01	508.1833
2006-10-01	494.4623
2007-01-01	496.0017
2007-04-01	475.2013
2007-07-01	474.3113
2007-10-01	489.6939
2008-01-01	458.8384
2008-04-01	483.3371
2008-07-01	481.4625
2008-10-01	510.9151
2009-01-01	616.2838
2009-04-01	663.0433
2009-07-01	668.1155
2009-10-01	651.2141
2010-01-01	625.7063
2010-04-01	622.9163
2010-07-01	617.3570
2010-10-01	614.8456
2011-01-01	601.7109
2011-04-01	596.1379
2011-07-01	632.4976
2011-10-01	628.6128
2012-01-01	624.0860