Year current LCU 1973 1000000 1974 6000000 1975 14000000 1976 28000000 1977 67000000 1978 118000000 1979 43000000 1985 13000000 1986 70000000 1987 49000000 1988 7000000 1990 36000000 1991 1000000 1993 1000000