Year	Dollars
1997-01-01	217897
2002-01-01	1273380
2003-01-01	486464
2004-01-01	767064
2005-01-01	289970
2006-01-01	1086710
2007-01-01	874423
2008-01-01	1549367
2009-01-01	1289803
2010-01-01	4240467
2011-01-01	2531289
2012-01-01	3922760
2013-01-01	3410601
2014-01-01	3813320
2015-01-01	3696640
2016-01-01	4445986