Year	Dollars
1992-01-01	363421347
1997-01-01	94363527
2002-01-01	54273459
2003-01-01	57110171
2004-01-01	77881770
2005-01-01	94250670
2006-01-01	79917822
2007-01-01	210222210
2009-01-01	567662955
2010-01-01	550223766
2011-01-01	693132958
2012-01-01	524975632
2013-01-01	473373683
2014-01-01	675842550
2015-01-01	709785129
2016-01-01	609687681