Year Dollars 1992-01-01 84961 1997-01-01 51714 2002-01-01 266046 2004-01-01 1418770 2005-01-01 1144666 2006-01-01 102381 2007-01-01 538757 2008-01-01 184489 2009-01-01 384761 2010-01-01 40843 2013-01-01 131754 2014-01-01 307302 2015-01-01 103374 2016-01-01 70159