Year	Dollars
1992-01-01	52474622
1997-01-01	55605173
2002-01-01	34559340
2003-01-01	21449940
2004-01-01	17238594
2005-01-01	14614400
2006-01-01	11201306
2007-01-01	13419288
2008-01-01	38187985
2009-01-01	30005235
2010-01-01	18871917
2011-01-01	25218641
2012-01-01	62564996
2014-01-01	13211849
2015-01-01	13937018
2016-01-01	60390232