Quarter	Thousands of Persons, Seasonally Adjusted
1975-01-01	2083.725
1975-04-01	2046.985
1975-07-01	2014.174
1975-10-01	1994.960
1976-01-01	1990.487
1976-04-01	1975.497
1976-07-01	1970.753
1976-10-01	1975.976
1977-01-01	1968.511
1977-04-01	1967.191
1977-07-01	1968.600
1977-10-01	1973.772
1978-01-01	1973.775
1978-04-01	1980.764
1978-07-01	1983.208
1978-10-01	1981.636
1979-01-01	1985.853
1979-04-01	1987.014
1979-07-01	1996.791
1979-10-01	1992.979
1980-01-01	2006.682
1980-04-01	2029.524
1980-07-01	2039.788
1980-10-01	2022.629
1981-01-01	2043.361
1981-04-01	2053.726
1981-07-01	2063.942
1981-10-01	2065.653
1982-01-01	2066.821
1982-04-01	2064.840
1982-07-01	2065.396
1982-10-01	2068.282
1983-01-01	2069.369
1983-04-01	2067.493
1983-07-01	2074.178
1983-10-01	2085.337
1984-01-01	2081.055
1984-04-01	2086.517
1984-07-01	2090.982
1984-10-01	2111.204
1985-01-01	2111.894
1985-04-01	2124.101
1985-07-01	2140.546
1985-10-01	2150.433
1986-01-01	2155.499
1986-04-01	2166.267
1986-07-01	2174.463
1986-10-01	2185.381
1987-01-01	2194.546
1987-04-01	2204.025
1987-07-01	2210.461
1987-10-01	2218.727
1988-01-01	2227.809
1988-04-01	2243.701
1988-07-01	2250.107
1988-10-01	2257.736
1989-01-01	2268.650
1989-04-01	2271.526
1989-07-01	2292.722
1989-10-01	2305.729
1990-01-01	2322.504
1990-04-01	2323.436
1990-07-01	2342.945
1990-10-01	2360.450
1991-01-01	2384.486
1991-04-01	2451.988
1991-07-01	2445.071
1991-10-01	2433.092
1992-01-01	2424.956
1992-04-01	2425.805
1992-07-01	2412.830
1992-10-01	2400.265
1993-01-01	2385.216
1993-04-01	2402.353
1993-07-01	2420.504
1993-10-01	2408.086
1994-01-01	2393.089
1994-04-01	2377.474
1994-07-01	2378.802
1994-10-01	2383.816
1995-01-01	2382.369
1995-04-01	2371.797
1995-07-01	2358.921
1995-10-01	2364.092
1996-01-01	2363.673
1996-04-01	2366.195
1996-07-01	2362.749
1996-10-01	2359.850
1997-01-01	2367.074
1997-04-01	2356.240
1997-07-01	2354.112
1997-10-01	2352.924
1998-01-01	2351.077
1998-04-01	2351.236
1998-07-01	2354.502
1998-10-01	2352.972
1999-01-01	2345.771
1999-04-01	2354.079
1999-07-01	2358.750
1999-10-01	2364.881
2000-01-01	2371.422
2000-04-01	2369.430
2000-07-01	2368.183
2000-10-01	2369.170
2001-01-01	2375.557
2001-04-01	2385.390
2001-07-01	2390.441
2001-10-01	2394.704
2002-01-01	2397.773
2002-04-01	2403.314
2002-07-01	2410.654
2002-10-01	2417.144
2003-01-01	2419.199
2003-04-01	2417.497
2003-07-01	2413.151
2003-10-01	2418.608
2004-01-01	2424.868
2004-04-01	2426.438
2004-07-01	2430.636
2004-10-01	2431.697
2005-01-01	2428.553
2005-04-01	2431.068
2005-07-01	2441.006
2005-10-01	2448.842
2006-01-01	2457.237
2006-04-01	2466.697
2006-07-01	2478.259
2006-10-01	2496.825
2007-01-01	2514.861
2007-04-01	2527.385
2007-07-01	2536.245
2007-10-01	2543.534
2008-01-01	2558.502
2008-04-01	2562.381
2008-07-01	2571.923
2008-10-01	2582.221
2009-01-01	2592.108
2009-04-01	2592.538
2009-07-01	2589.383
2009-10-01	2596.053
2010-01-01	2603.957
2010-04-01	2623.398
2010-07-01	2643.367
2011-01-01	2658.835
2011-04-01	2684.798
2011-07-01	2706.242
2011-10-01	2718.764