Year % of value added in manufacturing 1974 61.895198101150264 1975 61.59683088768622 1976 61.256052969661035 1977 61.48261025457153 1978 61.644113118872056 1979 61.80341659329185 1980 59.36756093882182 1981 58.14635560710144 1982 63.88489479075625 1983 63.68309916348574