Year	Dollars
1992-01-01	48049498
1997-01-01	55658725
2002-01-01	70083357
2003-01-01	59097063
2004-01-01	70027083
2005-01-01	61853806
2006-01-01	123238462
2007-01-01	138174566
2008-01-01	120207954
2009-01-01	111641530
2010-01-01	297452340
2011-01-01	238039639
2012-01-01	186926038
2013-01-01	240895087
2014-01-01	135638984
2015-01-01	152421642
2016-01-01	111058323