Year current US$ 1983 90000.0035762787 1984 39999.9991059303 1985 50000.0007450581 1986 109999.999403954 1987 219999.998807907 1988 70000.0002980232 1989 109999.999403954 1990 59999.9986588955 1991 70000.0002980232 1992 150000.005960464 1993 119999.997317791 1994 79999.9982118607 1995 90000.0035762787 1996 129999.995231628 1997 129999.995231628 1998 109999.999403954 1999 170000.00178813902 2000 159999.99642372102 2001 259999.990463257 2002 159999.99642372102 2003 119999.997317791 2004 39999.9991059303 2005 70000.0002980232 2006 9999.99977648258 2007 170000.00178813902 2008 379999.99523162795