Quarter	Thousands of Persons, Seasonally Adjusted
1998-01-01	1746.224
1998-04-01	1755.827
1998-07-01	1775.520
1998-10-01	1784.916
1999-01-01	1823.621
1999-04-01	1814.864
1999-07-01	1806.448
1999-10-01	1818.713
2000-01-01	1816.728
2000-04-01	1829.954
2000-07-01	1838.955
2000-10-01	1837.206
2001-01-01	1825.850
2001-04-01	1804.911
2001-07-01	1798.784
2001-10-01	1790.169
2002-01-01	1817.764
2002-04-01	1845.541
2002-07-01	1863.465
2002-10-01	1874.646
2003-01-01	1874.798
2003-04-01	1887.440
2003-07-01	1901.663
2003-10-01	1915.461
2004-01-01	1945.864
2004-04-01	1956.813
2004-07-01	1962.266
2004-10-01	1973.353
2005-01-01	1961.614
2005-04-01	1971.335
2005-07-01	1976.267
2005-10-01	1985.990
2006-01-01	1989.668
2006-04-01	1989.293
2006-07-01	2007.154
2006-10-01	2001.639
2007-01-01	2005.223
2007-04-01	2008.094
2007-07-01	2004.258
2007-10-01	2003.702
2008-01-01	2001.713
2008-04-01	2010.591
2008-07-01	2014.577
2008-10-01	2029.484
2009-01-01	2042.473
2009-04-01	2056.547
2009-07-01	2073.747
2009-10-01	2075.353
2010-01-01	2089.692
2010-04-01	2101.469
2010-07-01	2108.609
2010-10-01	2107.515
2011-01-01	2099.717
2011-04-01	2087.660
2011-07-01	2088.736
2011-10-01	2112.950