Year current US$ 1991 9999.99977648258 1992 79999.9982118607 1993 70000.0002980232 1994 50000.0007450581 1995 100000.00149011599 1996 79999.9982118607 1997 29999.999329447703 1998 50000.0007450581 1999 29999.999329447703 2000 70000.0002980232 2001 59999.9986588955 2002 59999.9986588955 2003 100000.00149011599 2004 140000.000596046