Year	Dollars
1992-01-01	124077317
1997-01-01	153695625
2002-01-01	55368188
2003-01-01	34818118
2004-01-01	48551921
2005-01-01	53740356
2006-01-01	47571977
2007-01-01	53068458
2008-01-01	63688372
2009-01-01	49299592
2010-01-01	70547763
2011-01-01	118680039
2012-01-01	113562624
2013-01-01	134276402
2014-01-01	152245389
2015-01-01	161090531
2016-01-01	156506144