Year % of value added in manufacturing 1963 0.7936662701585382 1964 0.6390036499322054 1965 0.8633309963763736 1966 0.7442329440939625 1967 0.873471780033061 1968 0.7420772770397319 1969 1.0080314702507787 1971 0.9979365305251173 1989 0.7629139580156549