Year Dollars 1992-01-01 1370121543 1997-01-01 1496317660 2002-01-01 1334475534 2003-01-01 1168515315 2004-01-01 1075952783 2005-01-01 1054762902 2006-01-01 1105454082 2007-01-01 1255563099 2008-01-01 1604323475 2009-01-01 1260149756 2010-01-01 1334428997 2011-01-01 1627784359 2012-01-01 1558460251 2013-01-01 1505662681 2014-01-01 1557373636 2015-01-01 1424752823 2016-01-01 1574494151