Year	Dollars
1992-01-01	339778295
1997-01-01	711572810
2002-01-01	648067838
2003-01-01	651841065
2004-01-01	794362432
2005-01-01	771644055
2006-01-01	909497443
2007-01-01	1012013672
2008-01-01	1049365435
2009-01-01	897811866
2010-01-01	1150171534
2011-01-01	1123028293
2012-01-01	1391753057
2013-01-01	1307953865
2014-01-01	1190046701
2015-01-01	954568342
2016-01-01	923603984