Year current LCU 1960 107000000 1961 168500000 1962 187000000 1963 222200000 1964 224100000 1965 219500000 1966 232300000 1967 267870000 1968 301840000 1969 327320000 1970 465500000 1971 391170000 1972 517790000 1973 608220000 1974 782990000 1975 1005170000 1976 1199980000 1977 1544580000 1978 2046820000 1979 2812930000 1980 3381090000 1981 4421220000 1982 5116050000 1983 5501000000 1984 6934000000 1985 12558000000 1986 16834000000 1987 38234000000 1988 60114000000 1989 157986000000