Year	Dollars
1992-01-01	986603
1997-01-01	404922
2002-01-01	451463
2003-01-01	446647
2004-01-01	1155859
2005-01-01	1390767
2006-01-01	2082163
2007-01-01	3303604
2008-01-01	6915944
2009-01-01	7210916
2010-01-01	6784051
2011-01-01	7775135
2012-01-01	12654820
2013-01-01	6739432
2014-01-01	6078382
2015-01-01	5287411
2016-01-01	5235563