Year	Dollars
1992-01-01	67468472
1997-01-01	194973110
2002-01-01	104425392
2003-01-01	94488340
2004-01-01	133828785
2005-01-01	137138369
2006-01-01	156101303
2007-01-01	189279917
2008-01-01	199992718
2009-01-01	150483290
2010-01-01	171465957
2011-01-01	244823109
2012-01-01	254484020
2013-01-01	243777876
2014-01-01	193581032
2015-01-01	199978466
2016-01-01	255673192