Year	Dollars
1992-01-01	15455055
1997-01-01	16730987
2002-01-01	85860582
2003-01-01	66746314
2004-01-01	102473043
2005-01-01	55480058
2006-01-01	55310231
2007-01-01	75378592
2008-01-01	185196138
2009-01-01	72791977
2010-01-01	102111279
2011-01-01	125463100
2012-01-01	130054746
2013-01-01	248608663
2014-01-01	304023254
2015-01-01	200297003
2016-01-01	165007369