Year current LCU 1972 608000000 1973 694000000 1974 2724000000 1977 2989000000 1978 3045000000 1979 3643000000 1980 6916000000 1981 6338000000 1982 4272000000 1983 4145000000 1984 4358000000 1985 3794000000 1986 4744000000 1990 3116000000 1991 262000000 1992 585000000 1993 2267000000 1994 2545000000 1995 2986000000 1996 3335000000 1997 4189000000 1998 3460000000