Quarter Persons, Seasonally Adjusted 2005-01-01 13818320.881320700 2005-04-01 13887543.759631801 2005-07-01 13706176.110259399 2005-10-01 13550659.248788102 2006-01-01 13404987.133366500 2006-04-01 12858054.053713800 2006-07-01 12573539.787170501 2006-10-01 12362019.025749200 2007-01-01 11914943.713068600 2007-04-01 11512394.685740001 2007-07-01 11534029.068215499 2007-10-01 11302232.532975900 2008-01-01 11375683.877860000 2008-04-01 11582244.067705800 2008-07-01 11740621.517744400 2008-10-01 12395050.536689800 2009-01-01 14142575.794757600 2009-04-01 15011484.586282100 2009-07-01 15466140.525908000 2009-10-01 15631299.093052300 2010-01-01 15946680.481081400 2010-04-01 16036570.185618700 2010-07-01 15865299.741023801 2010-10-01 15771149.592276200 2011-01-01 15666905.816601701 2011-04-01 15667314.226470300 2011-07-01 16123409.416030899 2011-10-01 16594470.540897200 2012-01-01 17304125.539088100 2012-04-01 17852178.827400200 2012-07-01 18223321.197350297 2012-10-01 18619874.436161403 2013-01-01 19014359.035753600 2013-04-01 19165123.733244800 2013-07-01 19110741.571385300 2013-10-01 18825675.659616300 2014-01-01 18880655.805479200 2014-04-01 18586085.716449800 2014-07-01 18500992.172453500 2014-10-01 18415266.305617500 2015-01-01 17837715.372455800 2015-04-01 17733358.710759300 2015-07-01 17124162.540755600 2015-10-01 16951563.376029200 2016-01-01 16598274.682910600 2016-04-01 16382674.975092400 2016-07-01 16090941.059584200 2016-10-01 15717709.282412800 2017-01-01 15223363.563636800 2017-04-01 14773397.841701100 2017-07-01 14609976.204539000 2017-10-01 14096762.390123200 2018-01-01 13849187.592208800 2018-04-01 13510019.254700601