Quarter Persons, Seasonally Adjusted 1998-04-01 2200700.0000000000 1999-04-01 2203800.0000000000 2000-04-01 2210500.0000000000 2001-04-01 2216100.0000000000 2002-04-01 2225400.0000000000 2003-04-01 2245300.0000000000 2004-04-01 2249000.0000000000 2005-04-01 2250200.0000000000 2006-04-01 2278800.0000000000 2007-04-01 2313300.0000000000 2008-04-01 2341300.0000000000 2009-04-01 2378200.0000000000 2010-01-01 2371659.3365556300 2010-04-01 2386297.7900520300 2010-07-01 2383743.6034492000 2010-10-01 2388399.2699431400 2011-01-01 2407816.1098248600 2011-04-01 2411753.7148541100 2011-07-01 2420650.9876794100 2011-10-01 2434179.1876416200 2012-01-01 2424650.9350486198 2012-04-01 2434143.8128594600 2012-07-01 2456137.7793880300 2012-10-01 2462967.4727038800 2013-01-01 2464287.5260726300 2013-04-01 2462597.7058370197 2013-07-01 2464532.8779987600 2013-10-01 2473481.8900915897 2014-01-01 2482264.5206799900 2014-04-01 2501323.0294670500 2014-07-01 2501700.6457878803 2014-10-01 2502711.8040650696 2015-01-01 2522963.3040305600 2015-04-01 2525898.4160316500 2015-07-01 2527809.4854822000 2015-10-01 2543128.7944555900 2016-01-01 2553744.7988768397 2016-04-01 2558341.2619461203 2016-07-01 2568801.0385817704 2016-10-01 2574312.9005952800 2017-01-01 2577721.9257696900 2017-04-01 2578669.6190720700 2017-07-01 2591277.2040699100 2017-10-01 2588931.2510883403 2018-01-01 2592893.2461982500 2018-04-01 2600108.5927990500