Year Dollars 1992-01-01 54666 1997-01-01 206268 2002-01-01 1307869 2003-01-01 1146536 2004-01-01 379639 2005-01-01 2410961 2006-01-01 2463806 2007-01-01 2103404 2008-01-01 5786165 2009-01-01 12561109 2010-01-01 6019368 2011-01-01 46594930 2012-01-01 20829620 2013-01-01 8074031 2014-01-01 17279380 2015-01-01 4760837 2016-01-01 2857121