Year Dollars 1992-01-01 69425009 1997-01-01 92887478 2002-01-01 96871910 2003-01-01 144102992 2004-01-01 178501505 2005-01-01 137045591 2006-01-01 270575477 2007-01-01 602021470 2008-01-01 1642289393 2013-01-01 3364521076 2014-01-01 971918692 2015-01-01 1444416818 2016-01-01 1219157515