Year	Dollars
1997-01-01	33732
2002-01-01	315227
2003-01-01	214483
2004-01-01	242045
2005-01-01	419599
2007-01-01	893116
2008-01-01	1275949
2009-01-01	856112
2010-01-01	1304259
2011-01-01	1700019
2012-01-01	1814624
2013-01-01	2665884
2014-01-01	1667193
2015-01-01	2807845
2016-01-01	2522325