Year current US$ 1974 180000.00715255702 1978 9999.99977648258 1990 430000.00715255697 1991 1049999.989569188 1992 2249999.985098838 1993 3850000.0238418523 1994 9009999.93085861 1995 6679999.947547909 1996 8139999.985694878 1997 6459999.874234199 1998 7730000.147596003 1999 3659999.966621394 2000 3000000.022351746 2001 4299999.976530671 2002 3399999.994784594 2003 2749999.9478459354 2004 1709999.9748170373