Year	Dollars
1992-01-01	14558004
1997-01-01	27817121
2002-01-01	4453916
2003-01-01	36094201
2004-01-01	12987017
2005-01-01	13088934
2006-01-01	30007853
2007-01-01	15552455
2008-01-01	13204307
2009-01-01	49516456
2010-01-01	18956384
2011-01-01	64560931
2012-01-01	61390879
2013-01-01	18360661
2014-01-01	14768765
2015-01-01	46461690
2016-01-01	25801126