Quarter	Persons
2005-01-01	20108464
2005-04-01	20134628
2005-07-01	19921420
2005-10-01	19947557
2006-01-01	20028365
2006-04-01	20034770
2006-07-01	19724711
2006-10-01	19761318
2007-01-01	20126014
2007-04-01	20115951
2007-07-01	20245287
2007-10-01	19850334
2008-01-01	20351051
2008-04-01	20235804
2008-07-01	20622106
2008-10-01	20738710
2009-01-01	20967377
2009-04-01	20870543
2009-07-01	20254407
2009-10-01	20416597
2010-01-01	21043447
2010-04-01	20730508
2010-07-01	20857971
2010-10-01	21373705
2011-01-01	21462884
2011-04-01	21101364
2011-07-01	21048482
2011-10-01	20672368
2012-01-01	21321047
2012-04-01	20822010
2012-07-01	20811289
2012-10-01	21120985
2013-01-01	21596096
2013-04-01	21051146
2013-07-01	21133732
2013-10-01	20994530
2014-01-01	21594454
2014-04-01	21548620
2014-07-01	21752830
2014-10-01	21978044
2015-01-01	22220152
2015-04-01	21989702
2015-07-01	21966046
2015-10-01	21641882
2016-01-01	22315121
2016-04-01	22211325
2016-07-01	22008380
2016-10-01	22406273
2017-01-01	22644820
2017-04-01	22641297
2017-07-01	22755164
2017-10-01	22658498
2018-01-01	23062728
2018-04-01	22696770