Quarterly Persons
1999-04-01 290600
2000-01-01 282600
2000-04-01 298500
2000-07-01 298800
2000-10-01 274800
2001-01-01 274100
2001-04-01 294500
2001-07-01 291200
2001-10-01 271600
2002-01-01 285800
2002-04-01 290800
2002-07-01 295900
2002-10-01 273500
2003-01-01 277500
2003-04-01 289200
2003-07-01 284800
2003-10-01 269000
2004-01-01 278200
2004-04-01 287900
2004-07-01 294000
2004-10-01 272000
2005-01-01 272300
2005-04-01 284900
2005-07-01 295200
2005-10-01 272700
2006-01-01 284400
2006-04-01 297200
2006-07-01 319100
2006-10-01 299200
2007-01-01 296000
2007-04-01 317400
2007-07-01 333600
2007-10-01 327400
2008-01-01 338600
2008-04-01 351300
2008-07-01 351300
2008-10-01 331000
2009-01-01 317700
2009-04-01 329600
2009-07-01 326600
2009-10-01 311700
2010-01-01 313700
2010-04-01 326900
2010-07-01 328400
2010-10-01 321400
2011-01-01 313200
2011-04-01 323800
2011-07-01 337000
2011-10-01 330300
2012-01-01 330900
2012-04-01 346600
2012-07-01 351400
2012-10-01 338000
2013-01-01 339800
2013-04-01 344400
2013-07-01 348000
2013-10-01 331700
2014-01-01 321500
2014-04-01 334100
2014-07-01 336000
2014-10-01 330100
2015-01-01 323900
2015-04-01 339100
2015-07-01 343600
2015-10-01 323300
2016-01-01 317700
2016-04-01 316700
2016-07-01 330300
2016-10-01 312700
2017-01-01 306000
2017-04-01 317500
2017-07-01 326800
2017-10-01 315900
2018-01-01 311200
2018-04-01 324000