Year Dollars 1997-01-01 199892 2002-01-01 338426 2003-01-01 287952 2004-01-01 85679 2006-01-01 132245 2007-01-01 370882 2008-01-01 430076 2009-01-01 426375 2010-01-01 576611 2011-01-01 370246 2012-01-01 316423 2014-01-01 1238343 2015-01-01 330641 2016-01-01 338976