Year Dollars 1992-01-01 361760110 1997-01-01 547948633 2002-01-01 556610718 2003-01-01 674681453 2004-01-01 586425678 2005-01-01 642980978 2006-01-01 767920540 2007-01-01 1012991988 2008-01-01 1117240561 2009-01-01 962664042 2010-01-01 980276612 2011-01-01 1064835771 2012-01-01 1052850641 2013-01-01 968595167 2014-01-01 930495015 2015-01-01 989814731 2016-01-01 851140003