Year Current U.S. Dollars 1981-01-01 31020000.00 1982-01-01 34918000.00 1983-01-01 41749000.00 1984-01-01 45144000.00 1985-01-01 43879000.00 1986-01-01 55989000.00 1987-01-01 62983000.00 1988-01-01 70688000.00 1989-01-01 72798000.00 1990-01-01 78476000.00 1991-01-01 82507000.00 1992-01-01 91063000.00 1993-01-01 99461000.00 1994-01-01 108071000.00 1995-01-01 120230000.00 1996-01-01 110858000.00 1997-01-01 106289100.00 1998-01-01 108702100.00 1999-01-01 107978900.00 2000-01-01 110937700.00 2001-01-01 115152100.00 2002-01-01 124735100.00 2003-01-01 126887600.00 2004-01-01 131334600.00 2005-01-01 137928600.00 2006-01-01 143930000.00 2007-01-01 150776500.00 2008-01-01 152788700.00 2009-01-01 152617500.00 2010-01-01 164969100.00 2011-01-01 173260300.00 2012-01-01 185210500.00 2013-01-01 190800800.00 2014-01-01 183121300.00 2015-01-01 179697900.00 2016-01-01 194497900.00 2017-01-01 199399247.08