Year	Dollars
1992-01-01	835492
1997-01-01	851420
2002-01-01	1278381
2003-01-01	465836
2004-01-01	1215477
2005-01-01	2138524
2006-01-01	1135171
2007-01-01	1503350
2008-01-01	1881428
2009-01-01	1635080
2010-01-01	9120944