Quarter	Persons
1999-04-01	144000
2000-01-01	138100
2000-04-01	143600
2000-07-01	145400
2000-10-01	133900
2001-01-01	131300
2001-04-01	143700
2001-07-01	145800
2001-10-01	138400
2002-01-01	142500
2002-04-01	147800
2002-07-01	151700
2002-10-01	141400
2003-01-01	141100
2003-04-01	144700
2003-07-01	147300
2003-10-01	138700
2004-01-01	144400
2004-04-01	149100
2004-07-01	148600
2004-10-01	135800
2005-01-01	136600
2005-04-01	142100
2005-07-01	147500
2005-10-01	135500
2006-01-01	142400
2006-04-01	148100
2006-07-01	158900
2006-10-01	150800
2007-01-01	148600
2007-04-01	160500
2007-07-01	170100
2007-10-01	170600
2008-01-01	173000
2008-04-01	175200
2008-07-01	173700
2008-10-01	165100
2009-01-01	164800
2009-04-01	164800
2009-07-01	165600
2009-10-01	159100
2010-01-01	158400
2010-04-01	163300
2010-07-01	162700
2010-10-01	162000
2011-01-01	159600
2011-04-01	162800
2011-07-01	168400
2011-10-01	163100
2012-01-01	166500
2012-04-01	171600
2012-07-01	175700
2012-10-01	174500
2013-01-01	174100
2013-04-01	177400
2013-07-01	173100
2013-10-01	167800
2014-01-01	163600
2014-04-01	168600
2014-07-01	170100
2014-10-01	170700
2015-01-01	162300
2015-04-01	172000
2015-07-01	170000
2015-10-01	159400
2016-01-01	159800
2016-04-01	160800
2016-07-01	165400
2016-10-01	156400
2017-01-01	150100
2017-04-01	157800
2017-07-01	161900
2017-10-01	156500
2018-01-01	154300
2018-04-01	160300