Year	Dollars
1992-01-01	577430767
1997-01-01	795058256
2002-01-01	792144588
2003-01-01	743703720
2004-01-01	843708643
2005-01-01	917434349
2006-01-01	1060727028
2007-01-01	1144937532
2008-01-01	1369530583
2009-01-01	1061384104
2010-01-01	1644168743
2011-01-01	2007256716
2012-01-01	1315382988
2013-01-01	1413982127
2014-01-01	1443879921
2015-01-01	1573354848
2016-01-01	1372902682