Year	Dollars
1992-01-01	107983739
1997-01-01	139014286
2002-01-01	144742771
2003-01-01	126970860
2004-01-01	129200557
2005-01-01	117607095
2006-01-01	100252498
2007-01-01	167083188
2008-01-01	208631868
2009-01-01	240425273
2010-01-01	392499570
2011-01-01	481719731
2012-01-01	750266675
2013-01-01	837214589
2014-01-01	824385229
2015-01-01	1118654976
2016-01-01	1164207677
