Year % of value added in manufacturing 1964 0.8281573498964804 1965 1.0279001468428781 1966 0 1967 0 1968 0 1969 0 1970 0 1971 0 1972 0 1973 0 1974 0 1975 0 1976 0 1977 0 1978 0 1979 0 1980 0