Year	Dollars
1992-01-01	7863903
1997-01-01	10369780
2002-01-01	12977399
2003-01-01	23042861
2004-01-01	25743633
2005-01-01	27277844
2006-01-01	47800005
2007-01-01	61332166
2008-01-01	112145391
2009-01-01	27228831
2010-01-01	45615775
2011-01-01	25496095
2012-01-01	30015794
2013-01-01	36653839
2014-01-01	33650173
2015-01-01	32445569
2016-01-01	43762001