Year	Dollars
1992-01-01	320075235
1997-01-01	76762053
2002-01-01	62546869
2003-01-01	53142456
2004-01-01	158421193
2005-01-01	84827411
2006-01-01	107360866
2007-01-01	149101650
2008-01-01	196893800
2009-01-01	166973750
2010-01-01	211818269
2011-01-01	200614781
2012-01-01	207297078
2013-01-01	183156887
2014-01-01	248030689
2015-01-01	206779189
2016-01-01	297646492