Year	Dollars
1997-01-01	58020
2002-01-01	3573735
2003-01-01	1744097
2004-01-01	8730027
2005-01-01	17119241
2006-01-01	43416267
2007-01-01	20585631
2008-01-01	10824917
2009-01-01	3788140
2010-01-01	16995040
2011-01-01	12908645
2012-01-01	13310493
2013-01-01	33507259
2014-01-01	113802954
2015-01-01	9961530
2016-01-01	9759226