Year	Dollars
1992-01-01	1794266
1997-01-01	1831404
2002-01-01	1602281
2003-01-01	1195463
2004-01-01	863877
2005-01-01	2035118
2006-01-01	1635800
2007-01-01	1920110
2008-01-01	4519831
2009-01-01	4954347
2010-01-01	4921580
2011-01-01	7393607
2012-01-01	9110327
2013-01-01	6158318
2014-01-01	7307388
2015-01-01	4798572
2016-01-01	3770820