Year	Dollars
1992-01-01	4301301
1997-01-01	15685959
2002-01-01	13889130
2003-01-01	56812791
2004-01-01	29050783
2005-01-01	40718427
2006-01-01	29963348
2007-01-01	18762796
2008-01-01	48814143
2009-01-01	43791906
2010-01-01	82985540
2011-01-01	48531097
2012-01-01	37550104
2013-01-01	20071860
2014-01-01	18470361
2015-01-01	31950151
2016-01-01	44856279