Year % of value added in manufacturing 1963 33.32995746404699 1964 35.8726781769086 1965 35.81517223748961 1966 28.516426181137778 1967 27.061922286361344 1968 29.042496187296486 1969 33.69000462986779 1970 31.707563875537563 1971 33.3953253794386 1972 39.48655750960178 1973 34.14865481076151 1974 38.06043092091284 1975 39.19146447370753 1976 41.8558756933048 1977 39.88962708958423 1978 35.87647994345291 1980 33.289224567903744 1981 42.429786084028024 1982 46.25104243006242 1983 36.9113003540331 1984 35.05719098048566 1985 28.306922435362804 1991 31.913163183783993 1992 24.898378689879813 1993 32.63912428218304 1994 47.49061869457724 1995 28.6326652812511 1996 25.759152651929707