Year Dollars 1992-01-01 274512 1997-01-01 317991 2002-01-01 728857 2003-01-01 800543 2004-01-01 207990 2005-01-01 365412 2006-01-01 1334231 2007-01-01 1569563 2008-01-01 1562247 2009-01-01 668265 2010-01-01 467953 2011-01-01 806330 2012-01-01 456055 2013-01-01 349763 2014-01-01 517020 2015-01-01 307462 2016-01-01 322234