Year	Dollars
1992-01-01	45311976
1997-01-01	119381907
2002-01-01	80421189
2003-01-01	135510396
2004-01-01	181740326
2005-01-01	240859258
2006-01-01	209794206
2007-01-01	252182797
2008-01-01	333768200
2009-01-01	218853100
2010-01-01	242818170
2011-01-01	441718082
2012-01-01	372894096
2013-01-01	323945369
2014-01-01	545689891
2015-01-01	360489285
2016-01-01	426023227