Year	Dollars
1992-01-01	79967331
1997-01-01	80386775
2002-01-01	80926382
2003-01-01	85104589
2004-01-01	109286229
2005-01-01	90391069
2006-01-01	174637307
2007-01-01	343522876
2008-01-01	277469874
2009-01-01	327051290
2010-01-01	475485554
2011-01-01	788406205
2012-01-01	583787802
2013-01-01	485911704
2014-01-01	152785614
2015-01-01	166775396
2016-01-01	271183366