Year	Dollars
1992-01-01	367754769
1997-01-01	37798101
2002-01-01	57987540
2003-01-01	54489880
2004-01-01	82908089
2005-01-01	142541328
2006-01-01	87980128
2007-01-01	78536994
2008-01-01	129713781
2009-01-01	137257110
2010-01-01	779447392
2013-01-01	2844658980
2014-01-01	1469619147
2015-01-01	881724207
2016-01-01	166710687