Year	Dollars
1992-01-01	379677952
1997-01-01	692348183
2002-01-01	585660402
2003-01-01	649314093
2004-01-01	709865018
2005-01-01	791293895
2006-01-01	1011612663
2007-01-01	1283093238
2008-01-01	1272146079
2009-01-01	1110964150
2010-01-01	1079468330
2011-01-01	1145998724
2012-01-01	1286582345
2013-01-01	1115798877
2014-01-01	912011113
2015-01-01	778600639
2016-01-01	816446045