Year	Dollars
1992-01-01	8611147
1997-01-01	5276195
2002-01-01	13565746
2003-01-01	13330958
2004-01-01	20243417
2005-01-01	11920813
2006-01-01	53591850
2007-01-01	69956667
2008-01-01	63433432
2009-01-01	105558147
2010-01-01	107970863
2011-01-01	385435774
2012-01-01	131251610
2013-01-01	120022211
2014-01-01	122689237
2015-01-01	184858514
2016-01-01	196083893