Year	Dollars
1992-01-01	1506222
1997-01-01	5489103
2002-01-01	6217451
2003-01-01	19429004
2004-01-01	19911699
2005-01-01	25760095
2006-01-01	19312512
2007-01-01	18934905
2008-01-01	21929452
2009-01-01	46665677
2010-01-01	27498663
2011-01-01	25988835
2012-01-01	34908404
2013-01-01	34025838
2014-01-01	53522146
2015-01-01	26592762
2016-01-01	45247099