Year	Dollars
1992-01-01	1077753
1997-01-01	8084051
2002-01-01	5690935
2003-01-01	6494847
2004-01-01	4276884
2005-01-01	12935091
2006-01-01	9329548
2007-01-01	14922780
2008-01-01	33528206
2009-01-01	17635299
2010-01-01	35137229
2011-01-01	40001053
2012-01-01	42242826
2013-01-01	26022781
2014-01-01	51341953
2015-01-01	46043608
2016-01-01	32527693