Year	Dollars
1997-01-01	1287951
2002-01-01	207398
2003-01-01	307115
2004-01-01	764824
2005-01-01	549944
2006-01-01	350374
2007-01-01	793567
2008-01-01	677340
2009-01-01	3729778
2010-01-01	1989111
2011-01-01	2993152
2012-01-01	12049487
2013-01-01	6113256
2014-01-01	3210413
2015-01-01	5597691
2016-01-01	1725284