Quarter	Thousands of Persons, Seasonally Adjusted
1972-07-01	3164.060
1972-10-01	3221.596
1973-01-01	3302.299
1973-04-01	3377.347
1973-07-01	3462.188
1973-10-01	3509.820
1974-01-01	3544.891
1974-04-01	3578.839
1974-07-01	3598.759
1974-10-01	3574.291
1975-01-01	3547.309
1975-04-01	3521.491
1975-07-01	3305.272
1975-10-01	3401.475
1976-01-01	3418.119
1976-04-01	3379.159
1976-07-01	3643.725
1976-10-01	3578.013
1977-01-01	3568.090
1977-04-01	3529.166
1977-07-01	3535.941
1977-10-01	3549.218
1978-01-01	3516.728
1978-04-01	3502.648
1978-07-01	3466.287
1978-10-01	3455.086
1979-01-01	3477.171
1979-04-01	3460.101
1979-07-01	3458.811
1979-10-01	3423.181
1980-01-01	3404.730
1980-04-01	3367.891
1980-07-01	3316.062
1980-10-01	3294.854
1981-01-01	3260.027
1981-04-01	3242.206
1981-07-01	3215.214
1981-10-01	3185.302
1982-01-01	3195.840
1982-04-01	3212.433
1982-07-01	3236.191
1982-10-01	3239.972
1983-01-01	3225.540
1983-04-01	3264.167
1983-07-01	3288.380
1983-10-01	3288.111
1984-01-01	3254.436
1984-04-01	3204.013
1984-07-01	3177.521
1984-10-01	3164.988
1985-01-01	3193.153
1985-04-01	3168.897
1985-07-01	3146.974
1985-10-01	3192.417
1986-01-01	3208.857
1986-04-01	3225.746
1986-07-01	3248.054
1986-10-01	3291.651
1987-01-01	3343.016
1987-04-01	3479.651
1987-07-01	3590.636
1987-10-01	3642.558
1988-01-01	3684.221
1988-04-01	3686.764
1988-07-01	3752.417
1988-10-01	3750.997
1989-01-01	3809.904
1989-04-01	3881.712
1989-07-01	3921.518
1989-10-01	3973.363
1990-01-01	4014.475
1990-04-01	4046.847
1990-07-01	4063.487
1990-10-01	4123.635
1991-01-01	4149.835
1991-04-01	4161.265
1991-07-01	4180.645
1991-10-01	4188.653
1992-01-01	4218.726
1992-04-01	4210.032
1992-07-01	4201.196
1992-10-01	4161.552
1993-01-01	4095.052
1993-04-01	4107.797
1993-07-01	4108.778
1993-10-01	4109.461
1994-01-01	4090.600
1994-04-01	4110.526
1994-07-01	4131.379
1994-10-01	4151.203
1995-01-01	4201.896
1995-04-01	4261.235
1995-07-01	4297.881
1995-10-01	4338.503
1996-01-01	4376.160
1996-04-01	4422.328
1996-07-01	4493.507
1996-10-01	4559.500
1997-01-01	4609.780
1997-04-01	4657.031
1997-07-01	4698.483
1997-10-01	4756.620
1998-01-01	4802.749
1998-04-01	4826.251
1998-07-01	4900.075
1998-10-01	4956.252
1999-01-01	5099.610
1999-04-01	5213.661
1999-07-01	5289.533
1999-10-01	5419.899
2000-01-01	5536.390
2000-04-01	5653.166
2000-07-01	5729.735
2000-10-01	5816.356
2001-01-01	5914.491
2001-04-01	5932.345
2001-07-01	6036.616
2001-10-01	6096.032
2002-01-01	6139.998
2002-04-01	6226.647
2002-07-01	6303.680
2002-10-01	6387.518
2003-01-01	6471.182
2003-04-01	6590.772
2003-07-01	6702.467
2003-10-01	6805.608
2004-01-01	6884.937
2004-04-01	6964.457
2004-07-01	7090.650
2004-10-01	7204.272
2005-01-01	7371.350
2005-04-01	7557.028
2005-07-01	7649.862
2005-10-01	7756.662
2006-01-01	7869.857
2006-04-01	7970.890
2006-07-01	8016.908
2006-10-01	8159.812
2007-01-01	8262.290
2007-04-01	8346.133
2007-07-01	8398.198
2007-10-01	8465.066
2008-01-01	8528.315
2008-04-01	8557.062
2008-07-01	8561.175
2008-10-01	8500.709
2009-01-01	8306.790
2009-04-01	8239.757
2009-07-01	8229.634
2009-10-01	8190.711
2010-01-01	8199.679
2010-04-01	8139.305
2010-07-01	8142.376
2010-10-01	8187.493
2011-01-01	8134.846
2011-04-01	8231.810
2011-07-01	8095.178
2011-10-01	7993.270
2012-01-01	7944.924