Quarter	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