Quarterly Persons
2005-01-01 25208705
2005-04-01 24964665
2005-07-01 25279819
2005-10-01 25504690
2006-01-01 25442775
2006-04-01 25746630
2006-07-01 25889794
2006-10-01 26029874
2007-01-01 25882353
2007-04-01 26119946
2007-07-01 26079995
2007-10-01 26571202
2008-01-01 26434457
2008-04-01 26769776
2008-07-01 26756021
2008-10-01 26667360
2009-01-01 26564354
2009-04-01 26672709
2009-07-01 26800360
2009-10-01 27209640
2010-01-01 26906355
2010-04-01 27465957
2010-07-01 27405411
2010-10-01 27228630
2011-01-01 27401805
2011-04-01 27726253
2011-07-01 28000960
2011-10-01 28120159
2012-01-01 28117169
2012-04-01 28629921
2012-07-01 28827412
2012-10-01 28525328
2013-01-01 28495412
2013-04-01 28710550
2013-07-01 28736100
2013-10-01 29116552
2014-01-01 28819456
2014-04-01 28869602
2014-07-01 29095399
2014-10-01 29302793
2015-01-01 29223938
2015-04-01 29453007
2015-07-01 29613660
2015-10-01 29931210
2016-01-01 29705284
2016-04-01 29950695
2016-07-01 30231564
2016-10-01 30368337
2017-01-01 30294419
2017-04-01 30443103
2017-07-01 30650838
2017-10-01 30705328
2018-01-01 30824950
2018-04-01 31097171