Year current LCU 1972 11176000 1973 13042000 1974 16124000 1975 18682000 1976 19358000 1977 21758000 1978 22740000 1979 26400000 1980 21706000 1981 19354000 1982 18324000 1983 16257000 1984 20909000 1985 28043000 1986 30705000 1987 31698000 1988 27462000 1989 29145000 1990 2999000 1991 6375000 1992 18306000 1993 44588000 1994 174958000 2022 40465290000