Year	Dollars
1992-01-01	93555570
1997-01-01	69883966
2002-01-01	56455140
2003-01-01	37457184
2004-01-01	55801187
2005-01-01	91327770
2006-01-01	121275650
2007-01-01	158219499
2008-01-01	93690744
2009-01-01	69056731
2010-01-01	89380968
2011-01-01	99930084
2012-01-01	113942876
2013-01-01	138621301
2014-01-01	83040086
2015-01-01	104451246
2016-01-01	42145198