Year	Dollars
1992-01-01	226965429
1997-01-01	335514756
2002-01-01	380092176
2003-01-01	377155713
2004-01-01	622384620
2005-01-01	724921139
2006-01-01	685180322
2007-01-01	716360084
2008-01-01	824682747
2009-01-01	608079851
2010-01-01	885267081
2011-01-01	1052614108
2012-01-01	830625017
2013-01-01	867562036
2014-01-01	939584250
2015-01-01	829289002
2016-01-01	932514002