Year Dollars 1992-01-01 150702750 1997-01-01 193846160 2002-01-01 943999719 2003-01-01 1965484379 2004-01-01 1801685393 2005-01-01 1605422526 2006-01-01 1989990355 2007-01-01 2501517865 2008-01-01 2630103942 2009-01-01 2582654675 2012-01-01 2379172700 2013-01-01 2650553435 2014-01-01 3652063607 2015-01-01 4450262266 2016-01-01 3875806561