Year	Dollars
1992-01-01	3269286151
1997-01-01	4320103925
2002-01-01	4810959430
2003-01-01	3865419078
2004-01-01	4955853772
2005-01-01	4766004144
2006-01-01	5134023304
2007-01-01	5440548308
2008-01-01	4617878683
2009-01-01	3775595732
2010-01-01	5878849499
2011-01-01	5392479833
2012-01-01	5641360875
2013-01-01	5785708318
2014-01-01	5690757778
2016-01-01	5903383396