Year	Dollars
1997-01-01	104858
2002-01-01	268087
2003-01-01	526624
2004-01-01	444764
2005-01-01	1159632
2007-01-01	1656527
2009-01-01	823546
2011-01-01	7013334
2012-01-01	2255872
2013-01-01	6093911
2014-01-01	5371725
2015-01-01	1032006
2016-01-01	5453504