Year	Dollars
1992-01-01	887143750
1997-01-01	943203256
2002-01-01	1119315733
2003-01-01	1543437358
2004-01-01	2458851554
2005-01-01	2098010730
2006-01-01	2452195617
2007-01-01	2335515454
2008-01-01	2432909941
2009-01-01	1702232502
2010-01-01	1759020481
2011-01-01	1999312713
2012-01-01	1733182553
2013-01-01	1674443522
2014-01-01	1751088812
2015-01-01	1750387707
2016-01-01	1537086031