Year	Dollars
1992-01-01	5769319
1997-01-01	4817547
2002-01-01	11080145
2003-01-01	9390098
2004-01-01	13178708
2005-01-01	22395797
2006-01-01	28396518
2007-01-01	23394366
2008-01-01	45342063
2009-01-01	59346183
2010-01-01	81875100
2011-01-01	65386140
2012-01-01	76045626
2013-01-01	127121585
2014-01-01	90470108
2015-01-01	76124521
2016-01-01	56916400