Year Dollars 1997-01-01 50779 2002-01-01 186245 2003-01-01 340752 2004-01-01 214320 2005-01-01 69145 2006-01-01 438825 2007-01-01 256357 2008-01-01 348233 2009-01-01 79709 2010-01-01 614509 2011-01-01 497791 2012-01-01 766298 2013-01-01 713372 2014-01-01 724346 2015-01-01 1376943 2016-01-01 1459033