Year	Dollars
1992-01-01	15747436
1997-01-01	23386074
2002-01-01	117324332
2003-01-01	145838321
2004-01-01	256300972
2005-01-01	284337340
2006-01-01	321617313
2007-01-01	465498746
2008-01-01	475245210
2009-01-01	318839662
2010-01-01	275887186
2011-01-01	261680109
2012-01-01	301905368
2013-01-01	240404569
2014-01-01	385208702
2015-01-01	261077536
2016-01-01	309469269
