Quarter	Persons
1999-04-01	141245000
1999-07-01	141662000
1999-10-01	142384000
2000-01-01	142023000
2000-04-01	143999000
2000-07-01	144058000
2000-10-01	145148000
2001-01-01	144339000
2001-04-01	145124000
2001-07-01	144717000
2001-10-01	145274000
2002-01-01	143893000
2002-04-01	144993000
2002-07-01	145449000
2002-10-01	146082000
2003-01-01	145330000
2003-04-01	146886000
2003-07-01	146775000
2003-10-01	147088000
2004-01-01	146360000
2004-04-01	148172000
2004-07-01	148550000
2004-10-01	149098000
2005-01-01	148196000
2005-04-01	149786000
2005-07-01	150266000
2005-10-01	150608000
2006-01-01	150143000
2006-04-01	152133000
2006-07-01	152706000
2006-10-01	153722000
2007-01-01	152475000
2007-04-01	154193000
2007-07-01	154657000
2007-10-01	155521000
2008-01-01	154150000
2008-04-01	155710000
2008-07-01	155381000
2008-10-01	155589000
2009-01-01	153097000
2009-04-01	153889000
2009-07-01	153026000
2009-10-01	153209000
2010-01-01	152038000
2010-04-01	153215000
2010-07-01	153008000
2010-10-01	153383000
2011-01-01	152624000
2011-04-01	153625000
2011-07-01	153351000
2011-10-01	154232000
2012-01-01	154029000
2012-04-01	155566000
2012-07-01	155483000
2012-10-01	156406000
2013-01-01	155640000
2013-04-01	157257000
2013-07-01	157417000
2013-10-01	158113000
2014-01-01	158087000
2014-04-01	159577000
2014-07-01	159306000
2014-10-01	160700000
2015-01-01	160044000
2015-04-01	161440000
2015-07-01	161315000
2015-10-01	162595000
2016-01-01	162697000
2016-04-01	163704000
2016-07-01	164268000
2016-10-01	165048000
2017-01-01	164573000
2017-04-01	166211000