Year	Dollars
1992-01-01	698686
1997-01-01	6291594
2002-01-01	4715162
2003-01-01	12858882
2004-01-01	13434121
2005-01-01	16189122
2006-01-01	15150622
2007-01-01	35905219
2008-01-01	27877602
2009-01-01	23132112
2010-01-01	25018655
2011-01-01	57676838
2012-01-01	47312993
2013-01-01	35494205
2014-01-01	21605965
2015-01-01	43737195
2016-01-01	41295538