Year	Dollars
1992-01-01	5556944
1997-01-01	8007513
2002-01-01	8209149
2003-01-01	6708876
2004-01-01	12564874
2005-01-01	30604494
2006-01-01	35081774
2007-01-01	63921048
2008-01-01	74476574
2009-01-01	29494816
2010-01-01	62651666
2011-01-01	114644779
2012-01-01	100148575
2013-01-01	89281701
2014-01-01	115453593
2015-01-01	39737452
2016-01-01	36775048