Quarter	Persons
2000-04-01	31486000
2001-04-01	31344600
2002-04-01	31415000
2003-04-01	31006000
2004-04-01	31053200
2005-01-01	30625600
2005-04-01	30384000
2005-07-01	30412200
2005-10-01	30401900
2006-01-01	30658400
2006-04-01	30398400
2006-07-01	30165700
2006-10-01	30460600
2007-01-01	31080500
2007-04-01	30720600
2007-07-01	30816700
2007-10-01	31065200
2008-01-01	31235900
2008-04-01	30859600
2008-07-01	30937900
2008-10-01	31008500
2009-01-01	30995700
2009-04-01	30634500
2009-07-01	30932300
2009-10-01	30979100
2010-01-01	31057800
2010-04-01	31053900
2010-07-01	31015200
2010-10-01	31223000
2011-01-01	31184800
2011-04-01	30928600
2011-07-01	30920300
2011-10-01	30685700
2012-01-01	30625400
2012-04-01	29987000
2012-07-01	29772700
2012-10-01	29650300
2013-01-01	29683900
2013-04-01	29238000
2013-07-01	28894300
2013-10-01	28714100
2014-01-01	28793200
2014-04-01	28495600
2014-07-01	28263400
2014-10-01	28016000
2015-01-01	28211100
2015-04-01	27810000
2015-07-01	27562600
2015-10-01	27375100
2016-01-01	27214800
2016-04-01	26815000
2016-07-01	26638300
2016-10-01	26529800
2017-01-01	26572700
2017-04-01	26001500
2017-07-01	25942500
2017-10-01	25733500
2018-01-01	25794000
2018-04-01	25499400