Year	Dollars
1992-01-01	14764610
1997-01-01	32926724
2002-01-01	9565715
2003-01-01	9378848
2004-01-01	9282434
2005-01-01	10774345
2006-01-01	6372644
2007-01-01	32640568
2008-01-01	43537271
2009-01-01	39824112
2010-01-01	35910389
2012-01-01	92397783
2013-01-01	46826411
2014-01-01	34952867
2015-01-01	24173839
2016-01-01	19151492