Year Dollars 1992-01-01 167033247 1997-01-01 451813259 2002-01-01 530756640 2003-01-01 587674212 2004-01-01 714836104 2005-01-01 817524405 2006-01-01 997631271 2007-01-01 1274989659 2008-01-01 1483263434 2009-01-01 876922489 2010-01-01 1085733793 2011-01-01 1254875288 2012-01-01 1348013383 2013-01-01 1403470810 2014-01-01 1413113326 2015-01-01 1210562027 2016-01-01 1119991274