Year	Dollars
1992-01-01	1033082618
1997-01-01	1631657678
2002-01-01	2030742079
2003-01-01	1898232654
2004-01-01	1804411304
2005-01-01	1936244628
2006-01-01	2040215250
2007-01-01	2148705283
2008-01-01	2297751712
2009-01-01	1748814513
2010-01-01	1812776936
2011-01-01	2010345126
2012-01-01	2067549840
2013-01-01	1802984935
2014-01-01	2519660624
2015-01-01	2009138487
2016-01-01	1953849971