Quarterly Persons
1999-04-01 26409500
1999-07-01 26711400
1999-10-01 26789800
2000-01-01 26684100
2000-04-01 26804400
2000-07-01 27104000
2000-10-01 27050900
2001-01-01 27046000
2001-04-01 27114200
2001-07-01 27278800
2001-10-01 27305400
2002-01-01 27169500
2002-04-01 27253700
2002-07-01 27461700
2002-10-01 27519600
2003-01-01 27416100
2003-04-01 27516800
2003-07-01 27686600
2003-10-01 27731100
2004-01-01 27778400
2004-04-01 27763200
2004-07-01 27914500
2004-10-01 28060300
2005-01-01 28105200
2005-04-01 28020400
2005-07-01 28283300
2005-10-01 28240600
2006-01-01 28270700
2006-04-01 28323500
2006-07-01 28543200
2006-10-01 28531800
2007-01-01 28366400
2007-04-01 28496400
2007-07-01 28744100
2007-10-01 28880800
2008-01-01 28803800
2008-04-01 28844800
2008-07-01 28874000
2008-10-01 28786400
2009-01-01 28476600
2009-04-01 28197200
2009-07-01 28304200
2009-10-01 28296300
2010-01-01 28050600
2010-04-01 28181800
2010-07-01 28507500
2010-10-01 28418500
2011-01-01 28372700
2011-04-01 28379100
2011-07-01 28430600
2011-10-01 28434400
2012-01-01 28360100
2012-04-01 28541600
2012-07-01 28798000
2012-10-01 28901000
2013-01-01 28679600
2013-04-01 28751000
2013-07-01 29031900
2013-10-01 29205900
2014-01-01 29263300
2014-04-01 29448500
2014-07-01 29715400
2014-10-01 29807500
2015-01-01 29806500
2015-04-01 29817500
2015-07-01 30131300
2015-10-01 30307700
2016-01-01 30217600
2016-04-01 30350400
2016-07-01 30522100
2016-10-01 30605100
2017-01-01 30586900
2017-04-01 30745800
2017-07-01 30844200
2017-10-01 30955400
2018-01-01 31011200
2018-04-01 31011600