Quarter	Persons
1998-01-01	1609000
1998-04-01	1617500
1998-07-01	1607100
1998-10-01	1625700
1999-01-01	1635200
1999-04-01	1649700
1999-07-01	1653900
1999-10-01	1665000
2000-01-01	1691400
2000-04-01	1700500
2000-07-01	1724800
2000-10-01	1722100
2001-01-01	1752000
2001-04-01	1745400
2001-07-01	1745400
2001-10-01	1756800
2002-01-01	1754400
2002-04-01	1776800
2002-07-01	1792700
2002-10-01	1794400
2003-01-01	1815600
2003-04-01	1831400
2003-07-01	1825700
2003-10-01	1833900
2004-01-01	1842700
2004-04-01	1855100
2004-07-01	1858100
2004-10-01	1876300
2005-01-01	1880900
2005-04-01	1889200
2005-07-01	1896700
2005-10-01	1911000
2006-01-01	1916200
2006-04-01	1925700
2006-07-01	1925200
2006-10-01	1928900
2007-01-01	1928600
2007-04-01	1929700
2007-07-01	1934000
2007-10-01	1935400
2008-01-01	1934200
2008-04-01	1948700
2008-07-01	1937400
2008-10-01	1936100
2009-01-01	1944200
2009-04-01	1946400
2009-07-01	1943900
2009-10-01	1959800
2010-01-01	1978600
2010-04-01	1986200
2010-07-01	1986000
2010-10-01	1973800
2011-01-01	1968400
2011-04-01	1984200
2011-07-01	1943800
2011-10-01	1950900
2012-01-01	1965100
2012-04-01	1965600
2012-07-01	1947900
2012-10-01	1948000
2013-01-01	1947100
2013-04-01	1944300
2013-07-01	1936800
2013-10-01	1953000
2014-01-01	1939100
2014-04-01	1944600
2014-07-01	1924300
2014-10-01	1923400
2015-01-01	1920600
2015-04-01	1924900
2015-07-01	1901700
2015-10-01	1907700
2016-01-01	1910900
2016-04-01	1898300
2016-07-01	1909800
2016-10-01	1900000
2017-01-01	1899600
2017-04-01	1893900
2017-07-01	1892500
2017-10-01	1887600
2018-01-01	1883700
2018-04-01	1886000