Year % of value added in manufacturing 1966 3.497521685254027 1967 3.5778781038374716 1968 2.550498249394021 1969 2.745297407219115 1970 5.1584226122635055 1971 5.2143522833178 1972 3.1986259850474847 1976 20.657875564621886 2001 4.08550272518646 2006 4.0715607649599015