Year	Dollars
1997-01-01	1526557
2002-01-01	722095
2003-01-01	1986393
2004-01-01	2037442
2005-01-01	12604636
2006-01-01	10770867
2007-01-01	81241718
2008-01-01	81266989
2009-01-01	35697549
2010-01-01	45816708
2011-01-01	69128094
2012-01-01	79848619
2013-01-01	106354457
2014-01-01	105698366
2015-01-01	33015950
2016-01-01	24732416