Year	Dollars
1992-01-01	19719669
1997-01-01	37334613
2002-01-01	53243312
2003-01-01	45561355
2004-01-01	58908273
2005-01-01	62060263
2006-01-01	75328425
2007-01-01	56518231
2008-01-01	90895367
2009-01-01	79997917
2010-01-01	60272146
2011-01-01	107568117
2012-01-01	123004584
2013-01-01	146127444
2014-01-01	77477642
2015-01-01	79822978
2016-01-01	77439886