Year	Dollars
1992-01-01	2082046
1997-01-01	4079713
2002-01-01	19171275
2003-01-01	80627639
2004-01-01	85367226
2005-01-01	93094602
2006-01-01	209936501
2007-01-01	132025078
2008-01-01	231067435
2009-01-01	170378298
2010-01-01	171585373
2011-01-01	247864547
2012-01-01	201487781
2013-01-01	248900551
2014-01-01	134140622
2015-01-01	163074341
2016-01-01	82670659