Year	Dollars
1992-01-01	79265041
1997-01-01	77150329
2002-01-01	225620331
2003-01-01	341380511
2004-01-01	365419809
2005-01-01	444931248
2006-01-01	628422853
2007-01-01	788766903
2008-01-01	793316305
2009-01-01	714865844
2010-01-01	1911875906
2011-01-01	2303815219
2012-01-01	2371480141
2013-01-01	2447627936
2014-01-01	3112860706
2015-01-01	3094366221
2016-01-01	3247882627