Year	Dollars
1997-01-01	11513668
2002-01-01	6424656
2003-01-01	8229124
2005-01-01	9142698
2006-01-01	5734929
2007-01-01	9528605
2008-01-01	11851144
2009-01-01	7345063
2010-01-01	10003304
2011-01-01	127202162
2012-01-01	16993781
2013-01-01	8760037
2014-01-01	14675898
2015-01-01	18401660
