Year Dollars 1992-01-01 1322034367 1997-01-01 524757915 2003-01-01 1953696729 2004-01-01 1055032179 2005-01-01 954802978 2006-01-01 1155616789 2007-01-01 761453747 2008-01-01 1218562580 2009-01-01 963040293 2010-01-01 930952180 2011-01-01 1675884950 2012-01-01 1589774672 2013-01-01 1445801591 2014-01-01 1476718222 2015-01-01 1333187882 2016-01-01 576483999