Year Current U.S. Dollars 1984-01-01 1927442453.037750 1985-01-01 1966784586.254740 1986-01-01 2173850012.500000 1987-01-01 2157024900.000000 1988-01-01 2126200000.000000 1989-01-01 2335024987.500000 1990-01-01 2099724962.500000 1991-01-01 1117466645.833330 1992-01-01 680665058.474661 1993-01-01 1216071331.782000 1994-01-01 1990673623.726930 1995-01-01 2468099010.221420 1996-01-01 3385901343.459120 1997-01-01 2409652552.828900 1998-01-01 2783856670.415450 1999-01-01 3490535506.154960 2000-01-01 3738821727.265150 2001-01-01 4187602812.195460 2002-01-01 4543882599.579220 2003-01-01 5903344118.526170 2004-01-01 7487220642.520840 2005-01-01 8321693691.718160 2006-01-01 9254605255.271480 2007-01-01 10998084221.794400 2008-01-01 12946375571.252500 2009-01-01 11852742895.467500 2010-01-01 11807797845.605600 2011-01-01 12894206848.704100 2012-01-01 12228015817.408400 2013-01-01 12996435696.663300 2014-01-01 13349627719.019500 2015-01-01 11522489610.259700 2016-01-01 12076265823.753500 2017-01-01 13142933475.063300