Quarterly Persons
1998-04-01 170598000
1999-04-01 172012000
2000-04-01 222556200
2001-04-01 223442000
2002-04-01 224413900
2003-04-01 225910200
2004-04-01 227483600
2005-01-01 229254500
2005-04-01 230691300
2005-07-01 232000200
2005-10-01 232143800
2006-01-01 231846800
2006-04-01 233466900
2006-07-01 235268100
2006-10-01 234519800
2007-01-01 235082500
2007-04-01 236805800
2007-07-01 239093800
2007-10-01 238373200
2008-01-01 237708100
2008-04-01 239317100
2008-07-01 241034900
2008-10-01 240421700
2009-01-01 239425000
2009-04-01 240391100
2009-07-01 240906400
2009-10-01 240606000
2010-01-01 237841600
2010-04-01 239049500
2010-07-01 239693900
2010-10-01 239127700
2011-01-01 237944900
2011-04-01 239115200
2011-07-01 239896300
2011-10-01 240006700
2012-01-01 239222900
2012-04-01 240906500
2012-07-01 242092000
2012-10-01 241694100
2013-01-01 240376300
2013-04-01 241737700
2013-07-01 242449700
2013-10-01 241957800
2014-01-01 242076000
2014-04-01 242873700
2014-07-01 244089800
2014-10-01 243881600
2015-01-01 242662600
2015-04-01 243587900
2015-07-01 244518100
2015-10-01 244588900
2016-01-01 243971500
2016-04-01 245200100
2016-07-01 246135800
2016-10-01 245667800
2017-01-01 244760400
2017-04-01 246500300
2017-07-01 247682700
2017-10-01 246791600
2018-01-01 246020400
2018-04-01 247273600