Year	Dollars
1992-01-01	66373425
1997-01-01	60385588
2002-01-01	128334382
2003-01-01	101515773
2004-01-01	121185815
2005-01-01	260752715
2006-01-01	330278457
2007-01-01	354807152
2008-01-01	390686404
2009-01-01	823799216
2010-01-01	491266392
2011-01-01	403826515
2012-01-01	395938148
2013-01-01	298012737
2014-01-01	338245203
2015-01-01	370034609
2016-01-01	312310563