Year	Dollars
1992-01-01	2011945
1997-01-01	5896034
2002-01-01	3149756
2003-01-01	3316991
2004-01-01	7932866
2005-01-01	7800984
2006-01-01	19012098
2007-01-01	14954322
2008-01-01	13591790
2009-01-01	13623895
2010-01-01	18123807
2011-01-01	42800196
2012-01-01	33297347
2013-01-01	27921254
2014-01-01	23977679
2015-01-01	36121030
2016-01-01	22249316