Year % of value added in manufacturing 1963 0.845492318098367 1964 1.1136363636363638 1965 1.1470708725931995 1966 1.5478692910376457 1967 1.8998391127237872 1968 1.4649482330090695 1969 2.036629600998989 1970 1.7938851913477538 1971 1.845933436191316 1972 1.7611477316789452 1973 1.8606831882116543 1974 2.0469061876247507 1975 2.450918359968183 1976 2.5406732093604476 1977 2.360576646947332 1978 2.64797507788162 1979 2.309576577627435