Year	Dollars
1992-01-01	1124977398
1997-01-01	1538728195
2002-01-01	1344565632
2003-01-01	1564118705
2004-01-01	1404335675
2005-01-01	1523744305
2006-01-01	1673800966
2007-01-01	1741245753
2008-01-01	1687735254
2009-01-01	1497559641
2010-01-01	1721780434
2011-01-01	1619834948
2012-01-01	1766266928
2013-01-01	1665704567
2014-01-01	1737253367
2015-01-01	1444217962
2016-01-01	1534240845