Year	Dollars
1992-01-01	68915693
1997-01-01	107816142
2002-01-01	85882946
2003-01-01	98772881
2004-01-01	123585511
2005-01-01	186976424
2006-01-01	243318108
2007-01-01	275257081
2008-01-01	273931997
2009-01-01	254626375
2010-01-01	231803007
2011-01-01	342609588
2012-01-01	280850044
2013-01-01	197536117
2014-01-01	219289170
2015-01-01	175973125
2016-01-01	224155893