Year	Dollars
1992-01-01	22920747
1997-01-01	39102097
2002-01-01	35934841
2003-01-01	29417792
2004-01-01	47071152
2005-01-01	37898062
2006-01-01	41380811
2007-01-01	50295138
2008-01-01	95575295
2009-01-01	71182380
2010-01-01	51610952
2011-01-01	58844804
2012-01-01	59134752
2013-01-01	86921638
2014-01-01	105601493
2015-01-01	73129918
2016-01-01	72914856