Quarterly Persons
1998-04-01 370800
1998-10-01 376200
1999-04-01 367300
1999-10-01 357100
2000-04-01 352700
2000-10-01 345600
2001-04-01 349700
2001-10-01 355600
2002-01-01 343700
2002-04-01 353300
2002-07-01 366200
2002-10-01 351800
2003-01-01 360100
2003-04-01 353300
2003-07-01 362700
2003-10-01 360100
2004-01-01 347500
2004-04-01 359000
2004-07-01 355800
2004-10-01 352900
2005-01-01 352000
2005-04-01 361000
2005-07-01 355400
2005-10-01 356800
2006-01-01 360900
2006-04-01 370000
2006-07-01 378200
2006-10-01 374700
2007-01-01 361800
2007-04-01 375800
2007-07-01 387000
2007-10-01 382400
2008-01-01 370200
2008-04-01 378200
2008-07-01 372500
2008-10-01 365700
2009-01-01 332600
2009-04-01 315000
2009-07-01 322000
2009-10-01 309400
2010-01-01 289000
2010-04-01 298900
2010-07-01 314900
2010-10-01 316700
2011-01-01 304100
2011-04-01 308000
2011-07-01 318000
2011-10-01 320800
2012-01-01 306900
2012-04-01 315700
2012-07-01 328200
2012-10-01 321800
2013-01-01 320600
2013-04-01 321700
2013-07-01 331200
2013-10-01 333200
2014-01-01 319500
2014-04-01 321800
2014-07-01 325100
2014-10-01 328200
2015-01-01 320900
2015-04-01 325700
2015-07-01 325800
2015-10-01 324000
2016-01-01 319600
2016-04-01 326100
2016-07-01 321700
2016-10-01 317300
2017-01-01 321900
2017-04-01 319200
2017-07-01 323800
2017-10-01 326600
2018-01-01 324400
2018-04-01 322900