Year	Dollars
1992-01-01	348960058586
1997-01-01	566820945221
2002-01-01	605024937988
2003-01-01	629748690490
2004-01-01	709495141644
2005-01-01	784535743031
2006-01-01	910465196360
2007-01-01	1031006539470
2008-01-01	1147669114214
2009-01-01	938793635587
2010-01-01	1137634541025
2011-01-01	1325045734061
2012-01-01	1381727996470
2013-01-01	1406438417315
2014-01-01	1447276789697
2015-01-01	1338357674016
2016-01-01	1290213279401