Year	Dollars
1992-01-01	49410512
1997-01-01	48908851
2002-01-01	89406862
2003-01-01	129264991
2004-01-01	147618436
2005-01-01	172662781
2006-01-01	160420696
2007-01-01	181672341
2008-01-01	162863895
2009-01-01	229308104
2010-01-01	158958132
2011-01-01	127508254
2012-01-01	201842323
2013-01-01	151329238
2014-01-01	169715980
2015-01-01	167512961
2016-01-01	139571072