Year Dollars 1992-01-01 36792326 1997-01-01 55210990 2002-01-01 62979130 2003-01-01 127106760 2004-01-01 30362539 2005-01-01 43039592 2006-01-01 41307868 2007-01-01 34070503 2008-01-01 48130267 2009-01-01 31817103 2010-01-01 57570795 2011-01-01 80286396 2012-01-01 55628085 2013-01-01 54279926 2014-01-01 58030883 2015-01-01 53202030 2016-01-01 41977164