Year	Dollars
1992-01-01	49290479
1997-01-01	117430005
2002-01-01	81958306
2003-01-01	101249661
2004-01-01	121882080
2005-01-01	139365019
2006-01-01	125305251
2007-01-01	224823232
2008-01-01	388889838
2009-01-01	217012266
2010-01-01	136943370
2011-01-01	178709167
2012-01-01	307017231
2013-01-01	193804934
2014-01-01	434734178
2015-01-01	169946461
2016-01-01	125711667