Year	Dollars
1992-01-01	243455530
1997-01-01	292415161
2002-01-01	345696931
2003-01-01	442854737
2004-01-01	414343314
2005-01-01	395192872
2006-01-01	445751069
2007-01-01	515595958
2008-01-01	494560674
2009-01-01	321124623
2010-01-01	437894130
2011-01-01	605343214
2012-01-01	720466111
2013-01-01	649110561
2014-01-01	910872185
2015-01-01	1736994142
2016-01-01	997076773