Year	Dollars
1992-01-01	72126054
1997-01-01	98815406
2002-01-01	93571215
2003-01-01	112102039
2004-01-01	177566164
2005-01-01	305102582
2006-01-01	498883742
2007-01-01	771137797
2008-01-01	654252545
2009-01-01	621285898
2010-01-01	1034798179
2011-01-01	411037975
2012-01-01	421462209
2013-01-01	512071776
2014-01-01	523064615
2015-01-01	345253767
2016-01-01	290095587