Quarter Persons 1999-04-01 1300 2000-04-01 1300 2001-04-01 1100 2002-04-01 1700 2003-01-01 2500 2003-04-01 2500 2003-07-01 2500 2003-10-01 2500 2004-01-01 3200 2004-04-01 3200 2004-07-01 3200 2004-10-01 3200 2005-01-01 2800 2005-04-01 2800 2005-07-01 2800 2005-10-01 2800 2006-01-01 2700 2006-04-01 2700 2006-07-01 2700 2006-10-01 2700 2007-01-01 3100 2007-04-01 3300 2007-07-01 2100 2007-10-01 2900 2008-01-01 1300 2008-04-01 3800 2008-07-01 4800 2008-10-01 5600 2009-01-01 3600 2009-04-01 3800 2009-07-01 3500 2009-10-01 3700 2010-01-01 4100 2010-04-01 3800 2010-07-01 1800 2010-10-01 3300 2011-01-01 3100 2011-04-01 4100 2011-07-01 3400 2011-10-01 3900 2012-01-01 5000 2012-04-01 3600 2012-07-01 4800 2012-10-01 3900 2013-01-01 5200 2013-04-01 5500 2013-07-01 5300 2013-10-01 5100 2014-01-01 8700 2014-04-01 4600 2014-07-01 4200 2014-10-01 4400 2015-01-01 6400 2015-04-01 4800 2015-07-01 7100 2015-10-01 5900 2016-01-01 5700 2016-04-01 6100 2016-07-01 6400 2016-10-01 6300 2017-01-01 7000 2017-04-01 5500 2017-07-01 6300 2017-10-01 5300 2018-01-01 5000 2018-04-01 5800