Year	Dollars
1992-01-01	14892833
1997-01-01	10449102
2002-01-01	16471985
2003-01-01	15195313
2004-01-01	34769396
2005-01-01	26813194
2006-01-01	39465943
2007-01-01	42279635
2008-01-01	46820532
2009-01-01	64867479
2010-01-01	94680323
2011-01-01	80872787
2012-01-01	68868802
2013-01-01	59284228
2014-01-01	43019956
2015-01-01	25956376
2016-01-01	47234162