Year	Dollars
1992-01-01	13433660
1997-01-01	13157015
2002-01-01	48323164
2003-01-01	49876054
2004-01-01	60745270
2005-01-01	76610723
2006-01-01	97518187
2007-01-01	84135063
2008-01-01	81092460
2009-01-01	96634455
2010-01-01	82305438
2011-01-01	100112133
2012-01-01	156545347
2013-01-01	173508397
2014-01-01	116721615
2015-01-01	99887625
2016-01-01	124186759