Year	Dollars
1992-01-01	121175278
1997-01-01	136385554
2002-01-01	135605748
2003-01-01	236897375
2004-01-01	218680057
2005-01-01	259362583
2006-01-01	289800121
2007-01-01	360699665
2008-01-01	628948694
2009-01-01	953455502
2010-01-01	1041104291
2011-01-01	1518097056
2012-01-01	1989820657
2013-01-01	2320877553
2014-01-01	2042520590
2016-01-01	1457708383