Year	Dollars
1992-01-01	119814613
1997-01-01	94031651
2002-01-01	76361192
2003-01-01	93059209
2004-01-01	146507351
2005-01-01	208573976
2006-01-01	218985091
2007-01-01	235610103
2008-01-01	232661509
2009-01-01	141060279
2010-01-01	147232447
2011-01-01	226080836
2012-01-01	188511035
2013-01-01	206402030
2014-01-01	227606482
2015-01-01	206716698
2016-01-01	193807910