Quarterly Persons
2005-01-01 17131187
2005-04-01 16979177
2005-07-01 17093008
2005-10-01 17334085
2006-01-01 17365651
2006-04-01 17493848
2006-07-01 17651497
2006-10-01 17738250
2007-01-01 17676585
2007-04-01 17814512
2007-07-01 17765272
2007-10-01 17933341
2008-01-01 18048077
2008-04-01 18292980
2008-07-01 18241240
2008-10-01 18283910
2009-01-01 18348960
2009-04-01 18374312
2009-07-01 18320182
2009-10-01 18370442
2010-01-01 18394854
2010-04-01 18657570
2010-07-01 18638439
2010-10-01 18658778
2011-01-01 18862012
2011-04-01 19003511
2011-07-01 19151221
2011-10-01 19140954
2012-01-01 19214490
2012-04-01 19519562
2012-07-01 19611667
2012-10-01 19488514
2013-01-01 19653656
2013-04-01 19782282
2013-07-01 19701778
2013-10-01 20077660
2014-01-01 19940834
2014-04-01 19894974
2014-07-01 19941302
2014-10-01 20187152
2015-01-01 20216636
2015-04-01 20414403
2015-07-01 20380954
2015-10-01 20719947
2016-01-01 20745019
2016-04-01 20830357
2016-07-01 20871492
2016-10-01 21088770
2017-01-01 21075436
2017-04-01 21060943
2017-07-01 21189163
2017-10-01 21284380
2018-01-01 21453090
2018-04-01 21582179