Quarter	Persons
1998-04-01	27050800
1999-04-01	26874500
1999-07-01	27169500
1999-10-01	27244200
2000-01-01	27146700
2000-04-01	27263900
2000-07-01	27556800
2000-10-01	27495400
2001-01-01	27466800
2001-04-01	27536400
2001-07-01	27730300
2001-10-01	27770400
2002-01-01	27638700
2002-04-01	27731300
2002-07-01	27932600
2002-10-01	28008900
2003-01-01	27916600
2003-04-01	28041800
2003-07-01	28219800
2003-10-01	28250900
2004-01-01	28303800
2004-04-01	28302300
2004-07-01	28453100
2004-10-01	28595400
2005-01-01	28669900
2005-04-01	28596700
2005-07-01	28860300
2005-10-01	28827900
2006-01-01	28880800
2006-04-01	28943300
2006-07-01	29174200
2006-10-01	29164500
2007-01-01	28996600
2007-04-01	29122300
2007-07-01	29387800
2007-10-01	29535900
2008-01-01	29489200
2008-04-01	29539400
2008-07-01	29560500
2008-10-01	29491500
2009-01-01	29188700
2009-04-01	28926700
2009-07-01	29054900
2009-10-01	29064400
2010-01-01	28834000
2010-04-01	29008500
2010-07-01	29360100
2010-10-01	29297400
2011-01-01	29264800
2011-04-01	29269000
2011-07-01	29280300
2011-10-01	29314200
2012-01-01	29264900
2012-04-01	29489500
2012-07-01	29744700
2012-10-01	29884500
2013-01-01	29676900
2013-04-01	29777400
2013-07-01	30082000
2013-10-01	30280200
2014-01-01	30366300
2014-04-01	30550800
2014-07-01	30833400
2014-10-01	30934600
2015-01-01	31003200
2015-04-01	30957200
2015-07-01	31302300
2015-10-01	31510200
2016-01-01	31395600
2016-04-01	31552600
2016-07-01	31754000
2016-10-01	31808700
2017-01-01	31778100
2017-04-01	31904100
2017-07-01	32027700
2017-10-01	32143900
2018-01-01	32200700
2018-04-01	32241700