Year Dollars 1992-01-01 1075060444 1997-01-01 262905558 2002-01-01 1930589846 2003-01-01 661507089 2004-01-01 1204279441 2005-01-01 958781226 2006-01-01 1781351510 2007-01-01 2152630652 2008-01-01 1156702161 2009-01-01 1606615847 2010-01-01 621702377 2011-01-01 852777340 2012-01-01 850725971 2013-01-01 519068033 2014-01-01 634187008 2015-01-01 1060465923 2016-01-01 1340142365