Year	Dollars
1992-01-01	116716
1997-01-01	1287739
2002-01-01	1006518
2003-01-01	642277
2004-01-01	448202
2005-01-01	4422475
2006-01-01	8076951
2007-01-01	6391450
2008-01-01	2777520
2009-01-01	8283990
2011-01-01	5435882
2012-01-01	3465927
2013-01-01	16065815
2014-01-01	12871834
2015-01-01	3701722
2016-01-01	980075