Year	Dollars
1992-01-01	480777530
1997-01-01	544416254
2002-01-01	741041142
2003-01-01	673299211
2004-01-01	680992155
2005-01-01	676950587
2006-01-01	508380176
2007-01-01	695416912
2008-01-01	608656214
2009-01-01	649020537
2010-01-01	581315571
2011-01-01	645521654
2012-01-01	727532918
2013-01-01	651161181
2014-01-01	852786964
2015-01-01	829880144
2016-01-01	814070721
