Year	Dollars
1997-01-01	132873
2002-01-01	334283
2003-01-01	587261
2004-01-01	141156
2005-01-01	696376
2006-01-01	1089110
2008-01-01	1239257
2009-01-01	1432093
2010-01-01	618469
2011-01-01	2259849
2012-01-01	635034
2013-01-01	801651
2014-01-01	1620386
2015-01-01	1743888
2016-01-01	1310662