Year Dollars 1992-01-01 829412 1997-01-01 2617438 2002-01-01 1364226 2003-01-01 1331863 2004-01-01 945853 2005-01-01 595620 2006-01-01 271690 2007-01-01 1533954 2008-01-01 2857979 2009-01-01 1724962 2010-01-01 2540622 2011-01-01 24790776 2012-01-01 2348544 2013-01-01 3744782 2014-01-01 14070804 2015-01-01 2285809 2016-01-01 2409928