Quarter	Thousands of Persons, Seasonally Adjusted
1997-10-01	981.4103
1998-01-01	988.4004
1998-04-01	987.4351
1998-07-01	995.5006
1998-10-01	1000.1800
1999-01-01	1004.4410
1999-04-01	1016.9780
1999-07-01	1027.5560
1999-10-01	1036.0210
2000-01-01	1041.3910
2000-04-01	1046.8360
2000-07-01	1051.0110
2000-10-01	1055.8090
2001-01-01	1060.9330
2001-04-01	1067.8330
2001-07-01	1078.9710
2001-10-01	1079.4810
2002-01-01	1082.0740
2002-04-01	1085.5310
2002-07-01	1087.6560
2002-10-01	1094.3960
2003-01-01	1099.5260
2003-04-01	1102.5050
2003-07-01	1106.7310
2003-10-01	1116.8520
2004-01-01	1125.9080
2004-04-01	1129.7720
2004-07-01	1139.5140
2004-10-01	1148.1510
2005-01-01	1156.4050
2005-04-01	1171.3990
2005-07-01	1186.4840
2005-10-01	1197.0660
2006-01-01	1218.9390
2006-04-01	1229.3340
2006-07-01	1242.0290
2006-10-01	1250.6480
2007-01-01	1258.9840
2007-04-01	1265.8460
2007-07-01	1271.9500
2007-10-01	1280.6900
2008-01-01	1287.8600
2008-04-01	1267.1840
2008-07-01	1270.2220
2008-10-01	1258.7010
2009-01-01	1245.3210
2009-04-01	1237.2340
2009-07-01	1220.3750
2009-10-01	1207.7920
2010-01-01	1201.5970
2010-04-01	1192.9120
2010-07-01	1186.3560
2010-10-01	1178.3990
2011-01-01	1174.5290
2011-04-01	1169.7200
2011-07-01	1166.7810
2011-10-01	1170.2130