Year current US$ 1987 1250000 1988 11590000.1525879 1991 -620000.004768372 1992 -1210000.03814697 1993 -1139999.98569489 1994 -1159999.9666214 1995 -660000.026226044 1996 -1990000.0095367401 1997 -1159999.9666214 1998 -1000000 1999 -460000.00834465 2000 -3119999.8855590797