Year	Dollars
1997-01-01	501044
2002-01-01	427032
2003-01-01	264639
2004-01-01	265457
2005-01-01	548474
2006-01-01	1283732
2007-01-01	1100992
2008-01-01	1952675
2009-01-01	2991841
2010-01-01	793676
2011-01-01	1698681
2012-01-01	1928375
2013-01-01	1797951
2014-01-01	2010670
2015-01-01	1546557
2016-01-01	2627399