Quarter	Persons, Seasonally Adjusted
1998-01-01	1186100
1998-04-01	1192400
1998-07-01	1212900
1998-10-01	1205600
1999-01-01	1216300
1999-04-01	1217400
1999-07-01	1218700
1999-10-01	1214000
2000-01-01	1218200
2000-04-01	1236700
2000-07-01	1218900
2000-10-01	1219400
2001-01-01	1222000
2001-04-01	1227900
2001-07-01	1217300
2001-10-01	1225300
2002-01-01	1214500
2002-04-01	1213800
2002-07-01	1216200
2002-10-01	1240500
2003-01-01	1246400
2003-04-01	1251000
2003-07-01	1239300
2003-10-01	1250700
2004-01-01	1268400
2004-04-01	1274400
2004-07-01	1281800
2004-10-01	1289000
2005-01-01	1297800
2005-04-01	1294700
2005-07-01	1296000
2005-10-01	1293500
2006-01-01	1292400
2006-04-01	1284700
2006-07-01	1291100
2006-10-01	1299200
2007-01-01	1294700
2007-04-01	1308700
2007-07-01	1294100
2007-10-01	1310300
2008-01-01	1303100
2008-04-01	1306300
2008-07-01	1320500
2008-10-01	1325000
2009-01-01	1349800
2009-04-01	1352400
2009-07-01	1382800
2009-10-01	1379200
2010-01-01	1370000
2010-04-01	1395400
2010-07-01	1394800
2010-10-01	1393000
2011-01-01	1381800
2011-04-01	1386000
2011-07-01	1382200
2011-10-01	1415800
2012-01-01	1427600
2012-04-01	1407500
2012-07-01	1397700
2012-10-01	1443100
2013-01-01	1459600
2013-04-01	1461000
2013-07-01	1452600
2013-10-01	1464200
2014-01-01	1486800
2014-04-01	1463000
2014-07-01	1461800
2014-10-01	1486500
2015-01-01	1501900
2015-04-01	1492400
2015-07-01	1489500
2015-10-01	1465600
2016-01-01	1512100
2016-04-01	1490300
2016-07-01	1459200
2016-10-01	1480700
2017-01-01	1486300
2017-04-01	1463800
2017-07-01	1452000
2017-10-01	1458300
2018-01-01	1470600
2018-04-01	1476400