Year US Dollars adjusted for inflation) 1989 1457617898121.41016 1990 1413889424697.31958 1991 1342531281524.16992 1992 1147447070569.92017 1993 1047980158360.19995 1994 916251609739.88611 1995 878286464022.85425 1996 846668151314.10559 1997 858521505427.09094 1998 813019865650.69189 1999 865053137053.18091 2000 951558450751.96985 2001 1000011657015.34985 2002 1047448908953.95996 2003 1123869255542.87012 2004 1204517542308.72021 2005 1281319833579.47998 2006 1385791374565.96997 2007 1504069779919.92017 2008 1583002663063.41992 2009 1459197844810.62939 2010 1524916112078.87036 2011 1605506181283.8501 2012 1664201907020.49976 2013 1693913810671.9397 2014 1706425071174.72998 2015 1658163260860.6394 2016 1654433869549.63965 2017 1680005299557.78003